Oppo A18 vs Oppo A57
Side-by-side specs and price comparison for buyers in Algeria.
Oppo A18
Oppo A57
Price coming soon
Quick Verdict
Who wins each category, side by side.
Better price
Even
Faster chip
Even
Bigger battery
Even
Faster charging
Even
Higher-resolution camera
Oppo A57
Better display
Even
Lighter body
Oppo A57
Best value for money
Even
Full specs comparison
Display
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| Size (inches) | 6.56 | 6.56 |
| Panel Type | IPS LCD | IPS LCD |
| Resolution Height | 1612 | 1612 |
| Resolution Width | 720 | 720 |
| Refresh Rate | 90 | 90 |
| Peak Brightness | 720 | 600 |
| PPI | 269 | 269 |
| Screen-to-body | 84.2 | 84 |
Platform
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| CPU | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) |
| GPU | Mali-G52 MC2 | Mali-G57 MC2 |
| Chipset Name | Helio G85 | Mediatek Dimensity 810 |
| Process (nm) | 12 | 6 |
| OS Name | Android | Android |
| UI Skin | ColorOS 15 | ColorOS 12.1 |
| OS Version | 13 | 12 |
Memory
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| Card Slot | microSDXC | microSDXC |
| Variants | 64GB 4GB RAM, 128GB 4GB RAM | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM |
Main Camera
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| Video | 1080p@30fps | 1080p@30fps |
| Features | LED flash, panorama | LED flash, HDR, panorama |
| Count | 2 | 2 |
| Depth | 2 MP, f/2.4, (depth) | 2 MP, f/2.4, (depth) |
| Wide | 8 MP, f/2, (wide) | 13 MP, f/2.2, 26mm, (wide) |
Selfie Camera
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| Video | 1080p@30fps | 1080p@30fps |
| Features | Panorama | — |
| Count | 1 | 1 |
| Lens | 5 MP, f/2.2, (wide) | 8 MP, f/2, 26mm, (wide) |
Battery
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| Capacity (mAh) | 5000 | 5000 |
| Chemistry | Li-Po | Li-Po |
| Wired Charging (W) | — | 10 |
Body
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| Build | — | Glass front, plastic frame, plastic back |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Height (mm) | 163.7 | 163.8 |
| Thickness (mm) | 8.2 | 8 |
| Weight (g) | 188 | 186 |
| Width (mm) | 75 | 75.1 |
Launch
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| Announced | 2023, September 27 | 2022, April 14 |
| Status | Available. Released 2023, October 05 | Available. Released 2022, April 15 |
Network
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| 2G Bands | GSM 850, 900, 1800, 1900 | GSM 850, 900, 1800, 1900 |
| 3G Bands | HSDPA 850, 900, 2100 | HSDPA 800, 850, 900, 1900, 2100 |
| 4G Bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 | 1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41 |
| 5G Bands | — | 1, 5, 8, 28, 41, 77, 78 SA/NSA |
| Speed | HSPA, LTE | HSPA, LTE, 5G |
| Technology | GSM, HSPA, LTE | GSM, CDMA, HSPA, CDMA2000, LTE, 5G |
Connectivity
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| Bluetooth | 5.3 | 5.2 |
| NFC | No | No |
| Positioning | GPS, GALILEO, GLONASS, BDS, QZSS | GPS, GLONASS, GALILEO, BDS, QZSS |
| Radio | No | No |
| USB Type | Type-C | Type-C |
| USB Version | 2.0 | 2.0 |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 |
Sound
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| 3.5mm Jack | Yes | Yes |
| Loudspeaker | Yes | Yes, with stereo speakers |
Features
| Spec | Oppo A18 | Oppo A57 |
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
Buying advice for Algeria
Both Oppo A18 and Oppo A57 are sold in Algeria, but they fit different priorities.
Oppo A57 reaches a higher main-sensor resolution at 13 MP, which helps with crops and lower-light photos.
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