Side-by-side technical data
Oppo A77 (2017) vs Oppo R9s
Comparison between Oppo A77 (2017) and Oppo R9s: camera, battery, fast charging, display, performance and colors, side by side. More phones from Oppo.
The verdict
Your pick: Oppo R9s, ahead on Design & display, Camera and Connectivity.
| Category | A77 (2017) | R9s |
|---|---|---|
| Design & display | 5.9 | 7.1 |
| Performance & hardware | 2.4 | 2.4 |
| Camera | 3.4 | 3.9 |
| Connectivity | 3.1 | 3.6 |
| Battery & charging | 2.4 | 2.5 |
Which one is for you?
Oppo A77 (2017), if you care about…
- Battery Capacity
- 3,200 mAh
- against 3,010 mAh
- Bluetooth Version
- Bluetooth 4.2
- against Bluetooth 4.0
- OS Version
- 7
- against 6
Oppo R9s, if you care about…
- Wi-Fi Standards
- Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
- against Wi-Fi 802.11a/b/g/n, Wi-Fi 4 (802.11n)
- Display Technology
- AMOLED
- against IPS LCD
- Fast Charge Power
- 20 W
- against 10 W
- Body Thickness
- 6.58 mm
- against 7.4 mm
Specification comparison
Performance
| Specification | A77 (2017) | R9s |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 625 | Qualcomm Snapdragon 625 |
| Processor Process Size | 14 nm | 14 nm |
| Graphics GPU | Qualcomm Adreno 506 | Qualcomm Adreno 506 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 2 GHz | 2 GHz |
| Maximum Storage Capacity | 64 GB | 64 GB |
| AnTuTu Score | 42,000 | 62,000 |
| Geekbench 6 Single-Core | — | 189 |
| Geekbench 6 Multi-Core | — | 862 |
| CPU Description | Octa-core 2.0 GHz Cortex-A53 | Octa-core 2.0 GHz Cortex-A53 |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 4 GB | 4 GB |
| RAM Type | — | DDR3 |
| Expandable Storage | Yes | Yes |
| Maximum memory card | — | 256 GB |
Design
| Specification | A77 (2017) | R9s |
|---|---|---|
| Body Colors | Gold, Rose Gold, Black | Black, Gold, Rose Gold, Red |
| Body Thickness | 7.4 mm | 6.58 mm Best value |
| Body Width | 75.9 mm | 74.3 mm |
| Body Height | 153.3 mm | 153 mm |
| Weight | 148 g | 145 g Best value |
| Usable Surface | 71.7 % | 73.4 % Best value |
| Body Materials | Glass, Aluminium Alloy | Glass, Aluminium Alloy |
| Unfolded thickness | 7.4 mm | — |
Battery
| Specification | A77 (2017) | R9s |
|---|---|---|
| Battery Capacity | 3,200 mAh Best value | 3,010 mAh |
| Battery Type | Li-Ion | Li-Po |
| Fast Charge Power | 10 W | 20 W Best value |
| Battery Features | Battery Level Indicator, Rechargeable | Fast Charging, Battery Level Indicator, Rechargeable |
Display
| Specification | A77 (2017) | R9s |
|---|---|---|
| Display Aspect Ratio | 16:9 | 16:9 |
| Display Technology | IPS LCD | AMOLED Best value |
| Display Diagonal | 5.5″ | 5.5″ |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 1,920 px | 1,920 px |
| Display Pixel Density | 401 ppi | 401 ppi |
| Display Contrast Ratio | — | 12,844 :1 |
| Display Features | IPS LCD, Touchscreen | Capacitive Touch |
Sensors
| Specification | A77 (2017) | R9s |
|---|---|---|
| Fingerprint Sensor Placement | Front | Front |
Sensor
| Specification | A77 (2017) | R9s |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass |
Software
| Specification | A77 (2017) | R9s |
|---|---|---|
| Operating System | Android 7 | Android 6 |
| OS Family | Android | Android |
| OS Version | 7 Best value | 6 |
Connectivity
| Specification | A77 (2017) | R9s |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B8, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B8, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, CDMA, HSPA, LTE, 4G | GSM, CDMA, HSPA, EVDO, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n, Wi-Fi 4 (802.11n) | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) Best value |
| Wi-Fi Features | Wi-Fi 802.11a/b/g/n, Wi-Fi Direct | Dual Band, Wi-Fi Direct |
| Bluetooth Version | Bluetooth 4.2 Best value | Bluetooth 4.0 |
| Bluetooth Profiles | A2DP | A2DP, LE |
| Navigation Systems | GPS | GPS |
| Connectivity Features | 3.5 mm Audio Jack, microUSB, USB OTG, USB Charging | 3.5 mm Audio Jack, microUSB, USB 2.0 |
| USB Version | USB 2.0 | microUSB |
| Max. download speed | 150 Mbps | 300 Mbps Best value |
| Max. upload speed | 50 Mbps | 50 Mbps |
Audio
| Specification | A77 (2017) | R9s |
|---|---|---|
| Microphone Count | 1 | 2 Best value |
| Audio Features | A2DP, Loudspeaker | A2DP, Loudspeaker |
Technical
| Specification | A77 (2017) | R9s |
|---|---|---|
| Model numbers | CPH1715 | CPH1607, R9sk, R9s |
