Oppo A77 (2017) vs Oppo R7s
Side-by-side specs and price comparison for buyers in Algeria.
Oppo A77 (2017)
Price coming soon
Oppo R7s
Price coming soon
Quick Verdict
Who wins each category, side by side.
Better price
Even
Faster chip
Even
Bigger battery
Oppo A77 (2017)
Faster charging
Even
Higher-resolution camera
Even
Better display
Even
Lighter body
Oppo A77 (2017)
Best value for money
Even
Full specs comparison
Display
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| Size (inches) | 5.5 | 5.5 |
| Panel Type | IPS LCD | AMOLED |
| Resolution Height | 1920 | 1920 |
| Resolution Width | 1080 | 1080 |
| PPI | 401 | 401 |
| Glass Type | — | Corning Gorilla Glass 3 |
| Screen-to-body | 71.7 | 72.9 |
Platform
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| CPU | Octa-core 2.0 GHz Cortex-A53 | Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) |
| GPU | Adreno 506 | Adreno 405 |
| Chipset Name | Qualcomm MSM8953 Snapdragon 625 | Qualcomm MSM8939 Snapdragon 615 |
| Process (nm) | 14 | 28 |
| OS Name | Android | Android |
| UI Skin | ColorOS 3.1 | ColorOS 2.1 |
| OS Version | 7.1 | 5.1 |
Memory
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| Card Slot | microSDXC (uses shared SIM slot) | microSDXC (uses shared SIM slot) |
| Variants | 64GB 4GB RAM | 32GB 4GB RAM |
Main Camera
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| Video | 1080p@30fps | 1080p@30fps |
| Features | LED flash, HDR, panorama | LED flash, panorama, HDR |
| Count | 1 | 1 |
| Lens | 13 MP, f/2.2 | 13 MP, f/2.2 |
Selfie Camera
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| Video | 1080p@30fps | — |
| Count | 1 | 1 |
| Lens | 16 MP, f/2, 26mm, (wide) | 8 MP, f/2.4 |
Battery
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| Capacity (mAh) | 3200 | 3070 |
| Chemistry | Li-Ion | Li-Po |
| Wired Charging (W) | — | 20 |
Body
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| Build | Glass front, aluminum back, aluminum frame | — |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Micro-SIM |
| Height (mm) | 153.3 | 151.8 |
| Thickness (mm) | 7.4 | 7 |
| Weight (g) | 148 | 155 |
| Width (mm) | 75.9 | 75.4 |
Launch
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| Announced | 2017, July. Released 2017, July | 2015, October. Released 2015, December |
| Status | Discontinued | Discontinued |
Network
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| 2G Bands | GSM 850, 900, 1800, 1900 - SIM 1 & SIM 2 | GSM 850, 900, 1800, 1900 - SIM 1 & SIM 2 |
| 3G Bands | HSDPA 850, 900, 1700(AWS), 1900, 2100 | HSDPA 850, 900, 1900, 2100 - Global, Taiwan, USA |
| 4G Bands | 1, 3, 4, 5, 8, 34, 38, 39, 40, 41 - A77 | 1, 3, 5, 7, 8, 20, 40 - Global |
| Speed | HSPA, LTE | HSPA, LTE Cat4 150/50 Mbps |
| Technology | GSM, CDMA, HSPA, LTE | GSM, HSPA, LTE |
Connectivity
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| Bluetooth | 4.2 | 4 |
| NFC | No | No |
| Positioning | GPS | GPS |
| Radio | No | No |
| USB Version | 2.0 | 2.0 |
| Wi-Fi | Wi-Fi 4 | Wi-Fi 5 |
Sound
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| 3.5mm Jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
Features
| Spec | Oppo A77 (2017) | Oppo R7s |
|---|---|---|
| Sensors | Fingerprint (front-mounted), accelerometer, proximity, compass | Accelerometer, proximity, compass |
Buying advice for Algeria
Both Oppo A77 (2017) and Oppo R7s are sold in Algeria, but they fit different priorities.
Oppo A77 (2017) packs a 3200 mAh battery, which translates to longer screen-on time when you are away from a charger.
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