Apple Iphone 15
Apple Iphone 15 Pro Max
Samsung Galaxy S23 Ultra
Oppo A31 vs Samsung Galaxy J3
Oppo A31
Samsung Galaxy J3
| BASIC INFO |
|---|
| Model No | Oppo A31 | Galaxy J3 |
| Status | Discontinued | Available. Released 2016, January |
| Release Date | 2015, April | 2015, |
| Dimension | 131.9 x 65.5 x 8 mm (5.19 x 2.58 x 0.31 in) | 142.3 x 71 x 7.9 mm (5.60 x 2.80 x 0.31 in) |
| Weight | 135 g (4.76 oz) | 138 g (4.87 oz) |
| Colors | White, Blue | White, Black, Gold |
| Body Metrial | - | - |
| W & D Proof | - | - |
| SIM Type | Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by) | Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by) |
| Technology | GSM/LTE | GSM / HSPA / LTE |
| OS | Android OS, v4.4 (KitKat) | Android OS, v5.1 (Lollipop) |
| PROSESSING |
|---|
| Processor | Quad-core 1.2 GHz Cortex-A53 | Quad-core 1.2 GHz Cortex-A7 |
| Chipset | Qualcomm MSM8916 Snapdragon 410 | Spreadtrum SC8830 |
| GPU | Adreno 306 | Mali-400 |
| MEMORY |
|---|
| RAM | 1 GB | 1.5GB |
| Storage | 8 GB | 8/16GB |
| Card Slot | microSD, up to 256 GB (dedicated slot) | up to 128 GB (dedicated slot) |
| DISPLAY |
|---|
| Size | 4.5 inches | 5 inches |
| Type | IPS LCD capacitive touchscreen, 16M colors | Super Amoled LCD capacitive touchscreen, 16M colors |
| Resolation | 480 x 854 pixels | 720 x 1280 pixels |
| PPI | 218 ppi pixel density | 294 ppi pixel density |
| Multi touch | Yes | Yes |
| Protection | - | - |
| CAMERA |
|---|
| Primary | 8 MP | 8 MP, f/2.2, autofocus, J3109, J320F 5 MP, autofocus, - J320P |
| Video | 1080p@30fps | 1080p video capture, plus a 5MP/1080p selfie camera. |
| Flash | LED Flash | Led flash |
| Features | Geo-tagging | Geo-tagging, touch focus, face detection, HDR |
| Selfie | Yes, 5 MP | 5 MP, f/2.2, 720p@30fps - J3109, J320F 2 MP - J320P |
| BATTERY |
|---|
| Battery | Li-Ion battery | Li-Ion |
| Capacity | 2000 mAh | 2600 mAh |
| Removable | Non-removable | Yes |
| StandBy | Up to 240 h | Up to 349 h |
| Talk Time | Up to 7 h | Up to 22 h |
| Music Play | - | Up to 77 h |
| Browsing | HTML5 | - |
| Video Playback | - | - |
| F Charging | - | - |
| W Charging | - | - |
| NETWORK |
|---|
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | TD-SCDMA | HSDPA 850 / 900 / 1900 / 2100 - J320F, J3109 |
| 4G Network | LTE band 38(2600), 39(1900), 40(2300), 41(2500) | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - J320F LTE band 1(2100), 3(1800), 7(2600), 41(2500) - J3109 |
| Speed | TD-SCDMA, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| 5G | - | - |
| CONECTIVY |
|---|
| WALAN | Yes | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| BlueTooth | Yes, v4.0 | v4.1, A2DP |
| USB | Yes, microUSB v2.0 | microUSB v2.0, USB On-The-Go |
| GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS/ BDS (region dependent) |
| NFC | - | No |
| Audio jeck | 3.5mm jack | Yes, 3.5mm |
| OTHERS |
|---|
| Sensors | Accelerometer, proximity | Accelerometer, proximity |
| Radio | To be confirmed | FM radio, RDS, recording |
| SARUS | - | 1.17 W/kg (head) 1.12 W/kg (body) |
| SAREU | - | 0.48 W/kg (head) 0.42 W/kg (body) |
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