| Apple iPhone 7 |
Oppo A3s |
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| Hardware and OS | Apple iPhone 7 | Oppo A3s |
| Operating system | iOS 10.0.1, upgradable to iOS 12.1.3 | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Quad-core 2.34 GHz (2x Hurricane 2x Zephyr) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | Apple A10 Fusion (16 nm) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | PowerVR Series7XT Plus (six-core graphics) | Adreno 506 |
| Internal memory | 32/128/256 GB, 2 GB RAM | 16 GB, 2 GB RAM |
| External memory | No | microSD, up to 256 GB (dedicated slot) |
| Display | Apple iPhone 7 | Oppo A3s |
| Type | LED-backlit IPS LCD | IPS LCD |
| Size | 4.7" inc | 6.2" inc |
| Resolution | 750 x 1334 px | 720 x 1520 px |
| Protection | Ion-strengthened glass, oleophobic coating | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen |
| Screen-to-Body Ratio | 65.6% | 81.2% |
| Display area | 60.9 cm2 | 95.9 cm2 |
| Display aspect ratio | 16:9 (height:width) | 19:9 (height:width) |
| Pixel Density | 326 PPI | 271 PPI |
| Colors | 16M | 16M |
| Other | Wide color gamut -3D Touch display & home button | |
| Connectivity | Apple iPhone 7 | Oppo A3s |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - A1660, A1778 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - A1660, A1778 | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 27(800), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500) - A1660, A1778 | LTE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | GSM / CDMA / HSPA / EVDO / LTE | GSM / HSPA / LTE |
| SIM card | Nano-SIM | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | 4.2, A2DP, LE | 4.2, A2DP, LE |
| Edge | Yes | Yes |
| GPRS | Yes | Yes |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, QZSS | Yes, with A-GPS |
| NFC | Yes | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat9 450/50 Mbps, EV-DO Rev.A 3.1 Mbps | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | 2.0, proprietary reversible connector | microUSB 2.0, USB On-The-Go |
| Camera | Apple iPhone 7 | Oppo A3s |
| Main camera | 12 MP, Single | 13 MP, Dual |
| Specs | 12 MP, f/1.8, 28mm (wide), 1/3', OIS, PDAF | 13 MP, f/2.2, AF -2 MP, f/2.4, depth sensor |
| Features | Quad-LED dual-tone flash, HDR | LED flash, HDR, panorama |
| Video | 2160p@30fps, 1080p@30/60/120fps, 720p@240fps | 1080p@30fps |
| Selfie camera | 7 MP, Single | 8 MP, Single |
| Multimedia | Apple iPhone 7 | Oppo A3s |
| 3.5 mm Jack | No | Yes |
| Radio | No | FM radio |
| Design | Apple iPhone 7 | Oppo A3s |
| Colors | Jet Black, Black, Silver, Gold, Rose Gold, Red | Red, Dark Purple |
| Body build | Front glass, aluminum body | |
| Dimensions | 138.3 x 67.1 x 7.1 mm | 156.2 x 75.6 x 8.2 mm |
| Weight | 138 g | 168 g |
| Battery | Apple iPhone 7 | Oppo A3s |
| Battery capacity | 1960 mAh, Non-removable Li-Ion | 4230 mAh, Non-removable Li-Ion |
| Battery life | Talking time- Up to 14 h (3G) Music play - Up to 40 h | |
| Other | Apple iPhone 7 | Oppo A3s |
| SAR | SAR - 1.19 W/kg (head), 1.19 W/kg (body), SAR EU - 1.38 W/kg (head), 1.34 W/kg (body) | |
| Release date | 2016, September | 2018, July |
| Sensors | Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer | Accelerometer, proximity, compass |
