Side-by-side technical data
Cat B35 vs Cat B40
Compare up to four phones using typed, normalized technical data. Measurements stay numeric, capabilities stay boolean, and options stay comparable.
The verdict
Neither runs away with it: each wins something.
Which one is for you?
Cat B35, if you care about…
- Battery Capacity
- 2,300 mAh
- against 1,800 mAh
- RAM Capacity
- 512 MB
- against 128 MB
- Maximum Storage Capacity
- 4 GB
- against 64 MB
- Weight
- 130 g
- against 157 g
Cat B40, if you care about…
- Bluetooth Version
- Bluetooth 5.0
- against Bluetooth 4.1
- Resistance Features
- IP69, MIL-STD-810H, Drop Resistant Up to 1.8 m
- against IP68, MIL-STD-810G, Drop Resistant Up to 1.8 m
- Rugged Build
- Yes
- against No
Specification comparison
Battery
| Specification | B35 | B40 |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 2,300 mAh Best value | 1,800 mAh |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | — | — |
| Battery Features | — | Removable |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 12 h | — |
| Standby time | 720 h | — |
| Music playback time | — | — |
Design
| Specification | B35 | B40 |
|---|---|---|
| Body Colors | Black | Black |
| Body Thickness | 14 mm Best value | 18 mm |
| Body Width | 60 mm | 62 mm |
| Body Height | 138 mm | 145 mm |
| Weight | 130 g Best value | 157 g |
| Usable Surface | 21.5 % Best value | 19.8 % |
| Body Materials | — | — |
| Resistance Features | IP68, MIL-STD-810G, Drop Resistant Up to 1.8 m | IP69, MIL-STD-810H, Drop Resistant Up to 1.8 m Best value |
| Waterproof Depth | 1.2 m | 1.2 m |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | Yes Best value |
| Drop Test Count | — | — |
| Unfolded thickness | 14 mm | — |
| QWERTY keyboard | — | — |
Performance
| Specification | B35 | B40 |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 205 | Unisoc T117 |
| Processor Process Size | 28 nm | — |
| Graphics GPU | Qualcomm Adreno 304 | — |
| Storage Type | eMMC 4.5 | — |
| Maximum CPU Clock | 1.3 GHz | — |
| Maximum Storage Capacity | 4 GB Best value | 64 MB |
| AnTuTu Score | — | — |
| Geekbench 6 Single-Core | — | — |
| Geekbench 6 Multi-Core | — | — |
| CPU Description | Dual-core (2x1.3 GHz Cortex-A7) | — |
| Processor Type | Dual-Core | Quad-Core |
| 64-Bit Processor | — | — |
| RAM Capacity | 512 MB Best value | 128 MB |
| RAM Type | — | — |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | B35 | B40 |
|---|---|---|
| Fingerprint Sensor Placement | — | — |
Display
| Specification | B35 | B40 |
|---|---|---|
| Display Aspect Ratio | 4:3 | 4:3 |
| Peak Display Brightness | — | — |
| Display Technology | TFT LCD | TFT LCD |
| Display Diagonal | 2.4″ | 2.4″ |
| Display Horizontal Resolution | 240 px | 240 px |
| Display Vertical Resolution | 320 px | 320 px |
| Display Pixel Density | 167 ppi | 167 ppi |
| Display Refresh Rate | — | — |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | Scratch Resistant, TFT LCD | TFT LCD |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | — | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | — | — |
| Display colors | — | — |
Sensor
| Specification | B35 | B40 |
|---|---|---|
| Sensor Features | Accelerometer | Accelerometer |
Software
| Specification | B35 | B40 |
|---|---|---|
| Operating System | KaiOS 2.5 | — |
| OS Family | KaiOS | Proprietary OS |
| OS Version | 2 | — |
| OS Update Support | — | — |
| Direct OS Updates | — | — |
| Google Services | — | — |
| Web browser | — | — |
| Java (J2ME) | — | — |
Connectivity
| Specification | B35 | B40 |
|---|---|---|
| SIM Configurations | Single Nano-SIM, Dual Nano-SIM Best value | Single Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B7, 4G LTE B8, 4G LTE B20 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B5, 3G UMTS B8, 3G UMTS B2, 3G UMTS B1, 4G LTE B1, 4G LTE B3, 4G LTE B7, 4G LTE B8, 4G LTE B20, LTE B28 |
| Cellular Technologies | GSM, HSPA, LTE | GSM, HSPA, LTE |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n | — |
| Wi-Fi Features | Wi-Fi 802.11 b/g/n | — |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 Best value |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, GLONASS | — |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, microUSB, USB 2.0 | 3.5 mm Audio Jack, FM Radio, USB Type-C, USB 2.0, USB Charging |
| USB Version | USB 2.0 | USB 2.0 |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | — | — |
Audio
| Specification | B35 | B40 |
|---|---|---|
| Microphone Count | — | 1 |
| Audio Features | A2DP, LE, Loudspeaker | A2DP, LE, Loudspeaker |
| Alert types | — | — |
Technical
| Specification | B35 | B40 |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | B35 | B40 |
|---|---|---|
| Built-in functions | — | — |
