Best Cat B35 Test 2026

Advertising Disclosure

Last Updated - 22.07.2026

Best Choice

01

Hammer H

Hammer H Boost 2 LTE Outdoor Mobile Phone without Contract, IP68 Construction Site Mobile Phone with Large Buttons, 2.4 Inch Display, 4G Volte, Dual SIM, 3500 mAh Battery, Robust Case, Black/Orange

Show more
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Practical extras for everyday use - Equipped with useful tools that work without complicated menus: a super bright LED flashlight with quick access, an integrated FM radio (works without headphones), a camera, a 3.5 mm jack port, Bluetooth for hands-free calls, and a handy eyelet for a hand strap to prevent falls
Military standard and IP68 waterproof – this extremely robust outdoor mobile phone has been developed for the toughest conditions. Thanks to IP68 certification and military standard MIL-STD-810H, it is completely dustproof, waterproof and shockproof in case of falls. The ideal construction site mobile phone for craftsmen, industry, agriculture or demanding outdoor adventures
Long battery life and replaceable battery with USB-C - no more constant charging. The powerful 3500 mAh battery offers an impressive runtime of up to 25 days in standby or 24 hours of continuous telephony. As it is a replaceable battery, it can be easily replaced at any time. The modern USB-C port also ensures convenient and fast charging without the hassle of turning the cable
Large illuminated buttons and display for the sun – maximum ease of use in everyday life. This classic button phone has large, illuminated buttons that are perfect for use with gloves - also ideal as a senior phone. The 2.4 inch IPS display remains perfectly readable even in direct sunlight, while the extra loud speaker ensures that you never miss calls even in noisy environments
4G LTE CONNECTIVITY, DUAL SIM & GLASS CLEAR CALLS - Stay flexible: Dual SIM lets you use your home and business phone numbers in a single device. As a modern 4G LTE mobile phone with VoLTE support, you can enjoy excellent network coverage and crystal clear HD voice quality, even in rural regions or areas with weak signal

91,49 €
Value for Money

02

JCB

JCB Tradesman 4 Robust Outdoor Mobile Phone Waterproof 4G Button Mobile Phone Dual SIM IP68 & IP69K Military Standard MIL-STD-810H Large Buttons USB-C Black

15% Off

Show more
9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

RELIABLE AT EXTREME TEMPERATURES - Designed for tough working conditions with operating temperatures from -20°C to +55°C. Ideal as a robust work mobile phone for indoor and outdoor use.
Practical functions for use - With built-in torch, Bluetooth 5.0, USB-C charging port, 2 MP camera and memory expansion via microSD up to 128 GB.
Extremely robust and waterproof - Outdoor mobile phone with MIL-STD 810H certification, IP68/IP69K protection and drop protection up to 1.8 m. Designed for construction sites, agriculture, industry and demanding outdoor applications.
DURABLE BATTERY & ROBUST DESIGN - 1800mAh battery with up to 13 hours talk time and up to 280 hours standby. 2.4-inch display with durable Corning Gorilla Glass.
4G LTE & Clear Voice Quality - Robust 4G button mobile phone with VoLTE support, dual SIM function and easy operation. Large buttons and compact design for comfortable use in everyday work.

84,99 € 99,99 €(15% Off off)
03

Hammer H

Hammer H Rock LTE Outdoor Mobile Phone without Contract, 3000 mAh Battery, 64 GB, 2.4 Inch IPS Display, Large Buttons, SOS Button, Torch, FM Radio, Bluetooth, USB-C, Dual SIM, IP68/MIL-STD-810H, Black

Show more
9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Torch always at hand: the built-in powerful LED torch illuminates even the darkest corners. It can be switched on with a single push of a button, making it the ideal work tool for power outages, night work or exploring tight spaces.
Safety and independence: The Hammer Rock LTE has a dual SIM function with separate slot for a microSD card (up to 64 GB). The SOS button increases your safety in an emergency. You can also use hands-free mode and many offline functions without having to connect to the Internet.
Multimedia and practical functions: the phone offers useful functions for everyday life, such as FM radio without headphones, MP3 player, calculator, alarm clock, torch and calendar. Thanks to the 3.5 mm mini jack, you can connect your favourite headphones and listen to music during the break.
Military resistance: The Hammer Rock LTE meets IP68 and MIL-STD-810H standards, which means complete resistance to dust, water and falls. It is a reliable choice for use in the toughest conditions, such as on construction sites, in warehouses or workshops.
Interference-free communication: Hammer Rock LTE guarantees reliable communication in any situation. VoLTE technology allows you to have high sound quality conversations even on a noisy construction site. The 4G LTE network also enables fast connections and data transfers, ensuring reliable communication anytime and anywhere.
Extremely durable battery: the phone is equipped with a battery with a capacity of 3000 mAh, which provides up to 1000 hours of standby time. The battery is replaceable, so you can quickly replace it and continue working when needed. In addition, you can charge other devices with the power bank function
Easy-to-read IPS display: the 2.4 inch display with IPS technology provides better readability and better contrast. No matter the lighting conditions, the screen remains clear and clear. It is the ideal solution for working in the field where a quick overview of messages or contacts is essential.
Comfortable operation with gloves: large, contrasting buttons make it easier to use the phone even with thick work gloves. The ergonomic design ensures comfort and prevents accidental pressing of the buttons. The device sits comfortably in the hand.

64,00 €
04

Hammer H

Hammer H Forge Outdoor Mobile Phone without Contract, 2300 mAh Battery, 32 GB, 2.4 Inch TFT Display, Large Buttons, Torch, 2 MP Camera, FM Radio, USB-C, Dual SIM, IP68/MIL-STD-810H, Black

Show more
9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Long-lasting battery: the removable 2 300 mAh battery provides up to 10 hours of talk time and over 40 days standby. Thanks to USB-C you can quickly charge the phone with any standard cable - even on the go with a power bank or in the vehicle. Less charging breaks mean more productive hours.
Instant light by button: a large, orange hardware button turns on the powerful LED torch immediately. So you can find the right control cabinet, quickly check a pipeline or illuminate the engine compartment - without menus or apps.
Glove buttons and SOS: Large, rubberised buttons with clear pressure point can also be operated with work gloves or cold fingers. The SOS button makes a call or message in an emergency, providing additional security in loud or dangerous environments.
FM radio and 3.5 mm jack: simply turn on your favourite radio on site without mobile data: antenna comes over the headphones, and you have messages or music in your ear. Perfect for breaks or long shifts when streaming is not an option.
Extremely robust IP68: the hammer housing made of rubberised polycarbonate with side aluminium struts resists drops from 1.5 m, strong dust and 30 minutes underwater. The IP68 & MIL-STD-810H certifications confirm: Forge remains ready for use if other mobile phones give up long ago. So you can concentrate on the job – whether on the construction site, on the tracks or in the tunnel.
Dual SIM and microSD: Two nano SIM slots separate service and private number or connect your local and international network. An additional microSD slot holds cards up to 32 GB, so there is always space for photos, MP3s and protocols.
2 MPX documentation camera: the 2 MP sensor with LED flash takes quick photos of damage, serial numbers or work progress. One click is enough to share the images via MMS or Bluetooth – convenient when speed matters.

51,00 €
05

Hammer H

Hammer H Power Plus LTE Outdoor Mobile Phone without Contract, 4000 mAh Battery, 128 MB Memory, 64 MB RAM, 2.8 Inch IPS Display, Large Buttons, Torch, 2 MP Camera, FM Radio, USB-C, Dual SIM Nano, Black

10% Off

Show more
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Torch and camera: the powerful LED lights up basements, shafts or engine compartment immediately - one click is enough. The integrated 2MP camera documents damage, progress or readings in seconds. You save extra equipment and time. Everything is available directly in the device.
Replacement battery and durability: Once the battery is empty, replace it in seconds for a replacement - thanks to the removable back cover. An optional charging station and bolted metal reinforcements reduce follow-up costs and extend the service life. Invest in a device that will last for years. Hammer Power Plus is built for the harsh reality.
Readable 2.8 inch IPS display: the 2.8 inch IPS panel with 320 × 240 px remains easy to read in bright sunlight as in dark tunnels. High brightness and wide viewing angles make it easy to read names, SMS or order lists. This reduces incorrect operation and protects the eyes. So you can see what is important at a glance.
Large buttons: Grippy, rubberised buttons can be safely operated even with thick work gloves or dirty fingers.
IP68 armoured housing: Hammer Power Plus withstands drops from 1.5 m, penetrating dust and complete submersion thanks to IP68 sealing and military standard MIL-STD-810H. The durable, sealed construction protects electronics and display from expensive repairs. Take it with you to places where conventional smartphones have long since given up. You work carefree because your phone does everything.
FM radio and 3.5 mm jack: the built-in FM radio accompanies you with music or messages even without an Internet connection. The 3.5 mm jack allows you to connect any standard headset without an adapter. The loud front speaker works as a mobile construction site radio. This makes the work easier by hand.
Dual SIM + microSD: Two nano SIM slots separate private calls from business telephony without the need for a second device. A separate microSD slot supports cards up to 32 GB for photos, music or technical documents. More flexibility in everyday life. You can keep an overview at all times.
3000 mAh battery: The durable 4000 mAh battery provides up to 1200 hours of standby or 12 hours of talk time. Thanks to USB-C it is quickly refilled and compatible with modern cables. While other devices remain silent, you remain accessible. Perfect for multi-day use or long shifts.

80,99 € 89,99 €(10% Off off)
06

Hammer H

Hammer H Rock Mobile Phone without Contract, Robust Button Mobile Phone with IP68, Torch, 1800 mAh Battery, Shockproof, Dual SIM, 2.4 Inch Colour Display, Work Mobile Phone for Construction Sites and Outdoors, Black

Show more
9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Strong battery life - 1800 mAh battery for up to 14 hours talk time and up to 15 days standby.
Robust work handed: IP68 protection and shockproof housing make the Hammer Rock ideal for construction sites, workshops and outdoors.
Practical torch - More visibility when working in the dark, in the garage, in the warehouse, when camping or on the go.
Dual SIM for more flexibility - Perfect for work and private life or as a reliable second phone.
Classic and simple - 2.4 inch colour display and button operation for fast, direct and uncomplicated use.

49,01 €
07

Doro

Doro - Lever Telephone E10 - Mobile Phone for Seniors - Horizontal Display, High-Contrast Buttons, Loud and Clear Audio, HD Voice, Camera, Secure Button - Charging Station - Red

Show more
8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Intuitive mobile phone for seniors: thanks to the 2.4 inch landscape display as well as clearly separated and contrasting buttons, the mobile phone Doro Leva E10 makes calls and texts easier. With the camera including flash, you can easily take and send photos.
Includes charging station: For comfortable and easy charging, a charging station and USB-C cable are included with this Doro mobile phone. The reliable and efficient 1000 mAh battery ensures a long service life.
HD SOUND Enjoy clear conversations with enhanced audio quality and HD Voice – specially designed for loud and clear sound. The hearing aid compatibility (HAC) of this phone provides added convenience.
DORO: Getting older should not be accompanied by a loss of independence. That's why we have made it our goal to offer you maximum safety and independence through our phones, mobile phones and smart devices for seniors.
DORO Secure button: In an emergency, the Doro Secure button on the back of the mobile phone sends a notification to your personal safety net and calls the respective contacts one after the other. So you and your loved ones enjoy maximum safety.

63,50 €
08

Hammer H

Hammer H Basalt Outdoor Mobile Phone without Contract, 2.4 Inch Colour Display, Robust, Mega Battery 1800 mAh, Waterproof (IP68), Shockproof, Construction Site Buttons, Torch, Dual SIM, Button Mobile Phone - Black

16% Off

Show more
8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Powerful torch - Hammer Basalt has an extremely powerful torch, ideal for hard-to-reach areas or limited lighting conditions.
Long battery life - Hammer Basalt has a 1800 mAh battery that allows up to 15 days of standby operation or up to 14 hours of talk time.
Large island keys - Easy navigation through the menu with large island keys that can also be operated with gloves. Original, progressive design, pleasing to the eye.
Hammer Basalt - a tool phone, handy and practical, ideal for work or home workshop. 2.4 inch screen for clear readability.
Durability guaranteed - Designed for those who expect basic functions and a long service life from their phone. IP68 certification confirms its durability.

35,07 € 41,99 €(16% Off off)
09

Savvies

Savvies Pack of 6 Screen Protectors for Caterpillar Cat B35 Ultra Transparent

Show more
8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

[Protection against scratches] The scratch-resistant screen protector provides reliable protection against dirt and signs of wear in everyday life
[High transparency] The brilliantly clear and transparent surface ensures a razor-sharp, colour-true and genuine screen display
[Custom-made] Our screen protectors are designed by our experts in Germany with attention to detail
Perfect adhesive coating: with the special silicone adhesive layer, we allow you to easily install bubble-free and residue-free removal or repositioning of the film
6 x Savvies ultra-clear protective films, perfect fit and compatible with Caterpillar Cat B35 - Made in Germany

4,19 €
10

Gigaset

Gigaset GL395 Mobile Phone - Easy Operation for Seniors, Large Buttons & SOS Emergency Button - Dust & Splash Proof IP44 Protection Class - No Contract - 2.2 Inch TFT Colour Display, Black

12% Off

Show more
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Optimised for seniors – Specially improved user interface for seniors with large buttons and font, large 2.2 inch TFT colour display for clear readability and easy navigation.
GIGASET Standard – Gigaset manufacturer warranty with repair service for breakage and moisture damage. With environmentally friendly, plastic-free packaging for sustainable consumption.
For more confidence: with three direct dial buttons, trust list for contacting friends and family and blocking list to block unwanted phone numbers.
For maximum safety – SOS emergency call button for quick help in emergencies on the back, dust and splash-proof according to IP44 and torch function, ideal for different environments.
Do you have any questions about this product? Contact Gigaset customer service at 02871-912 912 (for your provider's landline tariff)
Box contents: 1 x Gigaset GL395, 1 x charging station, 1 x power supply (1 m), 1 x battery, 1 x short operating instructions (English language not guaranteed)

35,27 € 39,99 €(12% Off off)