Oppo A31 vs Oppo A77 Comparison and Differences
Smartphone 1
Oppo A31
Smartphone 2
Oppo A77
Smartphone 3
Oppo A31 or Oppo A77 Specs Comparison
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Common specs
| Brand and model | Oppo A31 | Oppo A77 | |
| Rating | (+0) | (+0) | |
| Release date | 2020, February 13 | 2017, July | |
| Dimensions (HxWxD) | 163.9 x 75.5 x 8.3 mm | 6.45 x 6.45 x 2.97 in | 153.3 x 75.9 x 7.4 mm | 6.04 x 6.04 x 2.99 in | |
| Weight | 180 g | 6.35 oz | 148 g | 5.22 oz | |
| Body Build | Glass front, plastic back, plastic frame | Front glass, aluminum body | |
| Case | buy from Amazon | buy from Amazon | |
| Colors | Fantasy White, Mystery Black | Gold, Rose Gold, Black | |
| Battery | 4230 mAh, Non-removable Li-Po | 3200 mAh, Non-removable Li-Ion | |
| Approximate price | 180 EUR | 280 EUR | |
| Check price | from Amazon | from Amazon |
Screen
| Technology | IPS LCD | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.5" in | 5.5" in | |
| Screen area | 102.0 cm2 | 83.4 cm2 | |
| Screen format | 20:9 (height:width) | 16:9 (height:width) | |
| Screen to body ratio | 82.4% | 71.7% | |
| Screen resolution | 720 x 1600 px | 1080 x 1920 px | |
| Screen PPI /points per inch/ | 270 PPI | 401 PPI | |
| Other specs | - 480 nits typ. brightness | ||
| Screen protector | buy from Amazon | buy from Amazon |
Camera and Video
| Rear camera, main | 12 MP, Triple | 13 MP, Single | |
| Camera specs | -12 MP, f/1.8, (wide), PDAF -2 MP, f/2.4, 27mm (macro), 1/5.0'', 1.75µm -2 MP, f/2.4, (depth) |
-13 MP, PDAF, f/2.2 | |
| Functions | LED flash, HDR, panorama | LED flash, HDR, panorama | |
| Video | 1080p@30fps | 1080p@30fps | |
| Front camera, selfie | 8 MP, Single | 16 MP, Single | |
| Specifications | 8 MP, f/2.0 | 16 MP, f/2.0, 1/3'', 1.12µm | |
| Functions | HDR | ||
| Video | 1080p@30fps | 1080p@30fps |
Performance
| Operating system - OS | Android 9.0 (Pie); ColorOS 6.1 | Android 7.1 (Nougat); ColorOS 3.1 | |
| Chipset | - Mediatek MT6765V/CB Helio P35 (12nm) | - Qualcomm MSM8953 Snapdragon 625 (14 nm) | |
| CPU | - Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) | - Octa-core 2.0 GHz Cortex-A53 | |
| GPU | PowerVR GE8320 | Adreno 506 | |
| External memory | microSDXC (dedicated slot) | microSD, up to 256 GB (uses SIM 2 slot) | |
| Internal memory | 128GB 4GB RAM | 64 GB, 4 GB RAM |
Benchmark
| Antutu 8 Total | 105221 | ||
| Antutu 7 Total | |||
| GeekBench 5 Single Core | 138 | ||
| GeekBench 5 Multi-Core | 834 | ||
| GeekBench 4 Single Core | 800 | ||
| GeekBench 4 Multi-Core | 3751 |
Communication and Connectivity
| SIM card | Dual SIM (Nano-SIM, dual stand-by) | Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Network | GSM / HSPA / LTE | GSM / CDMA / HSPA / LTE | |
| Bands | -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified) |
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - A77 LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - A77t |
|
| Speed | HSPA 42.2/5.76 Mbps, LTE-A | HSPA, LTE | |
| GPRS | Yes | Yes | |
| Edge | Yes | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot | |
| GPS | Yes, with A-GPS, BDS | Yes, with A-GPS | |
| NFC | |||
| USB | microUSB 2.0, USB On-The-Go | microUSB 2.0, USB On-The-Go | |
| Bluetooth | 5.0, A2DP, LE | 4.2, A2DP |
Music and Audio
| Radio | FM radio | No | |
| Headphone jack | Yes | Yes | |
| Others | - Active noise cancellation with dedicated mic |
Other features
| Sensors | - Fingerprint (rear-mounted), accelerometer, proximity, compass | - Fingerprint (front-mounted), accelerometer, proximity, compass | |
| Other extras |
Reviews and Opinions on Oppo A31 and Oppo A77
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