Making phone calls, sending messages, surfing the internet - for most people, everyday life is hardly conceivable without a smartphone. It is therefore all the more important that the devices can be relied on. Which model is the test winner? Which has the best mobile camera or the strongest battery?...
Cat S53
128 GB, Black, 6.50", Dual SIM, 5GIn Detail

- Extremely robust and waterproof (IP69)
- comprehensive warranty
- programmable button //very long battery life
- Display with lower resolution (HD) and low brightness
- Heavy and clunky
- loads slowly

- Bright torch integrated
- Stable and protected
- 5G mobile
- No PWM flickering
- long terms
- true colour screen

- Robustness
- 5G support
- Integrated torch
- May not be operable with one hand
A slim rugged smartphone with a powerful battery and an amazingly bright torch for outdoor use. However, the high price can be a deterrent.
- Robust design
- Stable performance
- Strong battery runtimes
- Mediocre display
- Lousy camera
The Cat S53 is aimed at the group of buyers who are looking for a robust outdoor smartphone with a long battery life. It is certified according to IP68, IP69K and MIL STD 810H and thus offers comprehensive protection against dust, water, acids and falls. The battery lasts an enormously long time, but also takes its time to recharge...
- Bright torch
- long-lasting battery
- leisurely performance
... The S53 lasts a very long time on a single charge, and the battery life is almost twice as long as that of the Ulefone. Like the Nokia XR20, the Catphone also has the anything but fast Snapdragon 480 on board, which at least has access to 6 GB of RAM. However, the outdoor smartphone is not particularly fast; the processor is often overtaxed with demanding tasks...