Here is the comparison of features and specification of the mobile phones Nokia Lumia 638 and Cat B25.
Nokia Lumia 638 is manufactured by Nokia and this phone was announced in 2014, December. Nokia Lumia 638 comes with with 4.5 inches and the resolution of the screen is 480 x 854 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900
3G: HSDPA 850 / 900 / 1900 / 2100 - RM-1010
4G: LTE 1800 / 1900 / 2100 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41)
Dipsplay Type: The dispaly type of the Nokia Lumia 638 is IPS LCD capacitive touchscreen with 16M colors.
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Cat B25 is manufactured by Cat and this phone was announced in 2013. Cat B25 comes with with 2.0 inches and the resolution of the screen is 240 x 320 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Dipsplay Type: The dispaly type of the Cat B25 is TFT.
| Specification Summary: Nokia Lumia 638 vs Cat B25 | ||
| Mobile Device | Nokia Lumia 638 | Cat B25 |
| Display | 4.5 inches | 2.0 inches |
| Resolution | 480 x 854 pixels | 240 x 320 pixels |
| Processor | Quad-core 1.2 GHz Cortex-A7 | 208 MHz |
| Primary Camera | 5 MP | 2 MP |
| Front Camera | No | No |
| Storage | 8 GB | |
| Battery | Li-Ion 1830 mAh (BL-5H) | Li-Ion 1300 mAh |
| Full Specification comparison of Nokia Lumia 638 vs Cat B25 | ||
| Mobile Device | Nokia Lumia 638 | Cat B25 |
Display |
||
| Screen Size | 4.5 inches (~64.6% screen-to-body ratio) | 2.0 inches (~17.4% screen-to-body ratio) |
| Screen Resolution | 480 x 854 pixels | 240 x 320 pixels |
| Pixel Density | 480 x 854 pixels (~218 ppi pixel density) | 240 x 320 pixels (~200 ppi pixel density) |
| Display Type | IPS LCD capacitive touchscreen with 16M colors | TFT |
| Screen Protection | Corning Gorilla Glass 3 | |
Processor and RAM |
||
| Processor | Quad-core 1.2 GHz Cortex-A7 | 208 MHz |
| Interal Storage | 8 GB, 1 GB RAM | |
| External Storage | microSD, up to 128 GB | microSD, up to 8 GB |
OS |
||
| OS Details | Microsoft Windows Phone 8.1 | |
Display |
||
| Display | 4.5 inches (~64.6% screen-to-body ratio) IPS LCD capacitive touchscreen, 16M colors 480 x 854 pixels (~218 ppi pixel density) |
2.0 inches (~17.4% screen-to-body ratio) TFT 240 x 320 pixels (~200 ppi pixel density) |
| Display Type | IPS LCD capacitive touchscreen, 16M colors | TFT |
Camera |
||
| Main Camera | 5 MP, 2592 ? 1944 pixels, autofocus | 2 MP, 1600 x 1200 pixels, autofocus |
| Front Camera | No | No |
| Camera Features | 1/4'' sensor size, geo-tagging, panorama | |
Connectivity |
||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 2G | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G | HSDPA 850 / 900 / 1900 / 2100 - RM-1010 | |
| 4G | LTE 1800 / 1900 / 2100 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) | |
| Wi-Fi/connectivity | Wi-Fi 802.11 b/g/n, DLNA, hotspot | No |
| Bluetooth | v4.0, A2DP, LE/ apt-X after WP8 Denim update | v2.1 |
| GPS | Yes, with A-GPS, GLONASS | No |
| USB | microUSB v2.0 | microUSB v2.0 |
Multimedia |
||
| FM Radio | FM radio | FM radio |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
||
| Compass | ||
| Proximity Sensors | ||
| Accelerometer | Yes | |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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