Here is the comparison of features and specification of the mobile phones Nokia Lumia 638 and Oppo U3.
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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Oppo U3 is manufactured by Oppo and this phone was announced in 2015, January. Oppo U3 comes with with 5.9 inches and the resolution of the screen is 1080 x 1920 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G: TD-SCDMA 1900 / 2000
4G: TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 38, 39, 40, 41)
Dipsplay Type: The dispaly type of the Oppo U3 is IPS LCD capacitive touchscreen with 16M colors.
| Specification Summary: Nokia Lumia 638 vs Oppo U3 | ||
| Mobile Device | Nokia Lumia 638 | Oppo U3 |
| Display | 4.5 inches | 5.9 inches |
| Resolution | 480 x 854 pixels | 1080 x 1920 pixels |
| Processor | Quad-core 1.2 GHz Cortex-A7 | Octa-core 1.7 GHz Cortex-A53 |
| Primary Camera | 5 MP | 13 MP |
| Front Camera | No | 5 MP |
| Storage | 8 GB | 16 GB |
| Battery | Li-Ion 1830 mAh (BL-5H) | Li-Ion 3100 mAh |
| Full Specification comparison of Nokia Lumia 638 vs Oppo U3 | ||
| Mobile Device | Nokia Lumia 638 | Oppo U3 |
Display |
||
| Screen Size | 4.5 inches (~64.6% screen-to-body ratio) | 5.9 inches (~74.0% screen-to-body ratio) |
| Screen Resolution | 480 x 854 pixels | 1080 x 1920 pixels |
| Pixel Density | 480 x 854 pixels (~218 ppi pixel density) | 1080 x 1920 pixels (~377 ppi pixel density) |
| Display Type | IPS LCD capacitive touchscreen with 16M colors | IPS LCD capacitive touchscreen with 16M colors |
| Screen Protection | Corning Gorilla Glass 3 | |
Processor and RAM |
||
| Processor | Quad-core 1.2 GHz Cortex-A7 | Octa-core 1.7 GHz Cortex-A53 |
| Interal Storage | 8 GB, 1 GB RAM | 16 GB, 2 GB RAM |
| External Storage | microSD, up to 128 GB | microSD, up to 32 GB |
OS |
||
| OS Details | Microsoft Windows Phone 8.1 | Android OS, v4.4.4 (KitKat) |
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) |
5.9 inches (~74.0% screen-to-body ratio) IPS LCD capacitive touchscreen, 16M colors 1080 x 1920 pixels (~377 ppi pixel density) |
| Display Type | IPS LCD capacitive touchscreen, 16M colors | IPS LCD capacitive touchscreen, 16M colors |
Camera |
||
| Main Camera | 5 MP, 2592 ? 1944 pixels, autofocus | 13 MP, 4128 x 3096 pixels, autofocus, LED flash |
| Front Camera | No | 5 MP, 1080p, LED flash |
| Camera Features | 1/4'' sensor size, geo-tagging, panorama | Geo-tagging, touch focus, face detection, HDR, 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 | TD-SCDMA 1900 / 2000 |
| 4G | LTE 1800 / 1900 / 2100 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) | TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 38, 39, 40, 41) |
| Wi-Fi/connectivity | Wi-Fi 802.11 b/g/n, DLNA, hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot |
| Bluetooth | v4.0, A2DP, LE/ apt-X after WP8 Denim update | v4.0 |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS |
| USB | microUSB v2.0 | microUSB v2.0 |
Multimedia |
||
| FM Radio | FM radio | No |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
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| Compass | Yes | |
| Proximity Sensors | Yes | |
| Accelerometer | Yes | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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