OPPO A78 5G vs Samsung Galaxy M15 5G
23.2Performance21.8
35.2Display35.1
29Camera30.1
47.8Battery53.1
60Features46.7
7 spec wins — OPPO A78 5G4 spec wins — Samsung Galaxy M15 5G
InnoReviews verdict
This one is close to a dead heat: OPPO A78 5G scores 35.4 against 34.9 for Samsung Galaxy M15 5G. Pick by the categories that matter to you — OPPO A78 5G edges ahead in features and performance, or by price.
Which would you pick?
Key differences
Reasons to pick the OPPO A78 5G
- Stronger features score: 60 vs 47
- 32% higher Wired charging: 33 W vs 25 W
- 14% lower thickness: 8 mm vs 9.3 mm
- 13% lower weight: 188 g vs 217 g
- Has Stereo speakers — the other doesn't
Reasons to pick the Samsung Galaxy M15 5G
- Stronger battery score: 53 vs 48
- 100% higher OS update pledge: 4 years vs 2 years
- 63% higher Front camera: 13 MP vs 8 MP
- 47% higher Pixel density: 396 ppi vs 269 ppi
- 20% higher capacity: 6,000 mAh vs 5,000 mAh
Display
| Spec | OPPO A78 5G | Samsung Galaxy M15 5G |
|---|---|---|
| Screen size | 6.56 ″+1% | 6.5 ″ |
| Panel type | IPS LCD | Super AMOLED |
| Resolution | 1612x720 | 1080x2340 |
| Pixel density | 269 ppi | 396 ppi+47% |
| Refresh rate | 90 Hz | 90 Hz |
| Peak brightness | — | 800 nits |
Performance
| Spec | OPPO A78 5G | Samsung Galaxy M15 5G |
|---|---|---|
| Chipset | MediaTek Dimensity 700 | MediaTek Dimensity 6100+ |
| AnTuTu | 360,000 | — |
| Geekbench 6 (single) | 730+4%Bottom 13% | 699Bottom 12% |
| Geekbench 6 (multi) | 1,900+2%Bottom 12% | 1,866Bottom 11% |
| RAM (max) | 8 GB | 8 GB |
| Storage options | 128GB | 128GB |
| Storage type | UFS 2.2 | UFS 2.2 |
Camera
| Spec | OPPO A78 5G | Samsung Galaxy M15 5G |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.8 |
| Ultra-wide | — | 5 MP |
| Max video | 1080p@30fps | 1080p@30fps |
| Front camera | 8 MP | 13 MP+63% |
| OIS | No | No |
Battery
| Spec | OPPO A78 5G | Samsung Galaxy M15 5G |
|---|---|---|
| Capacity | 5,000 mAh | 6,000 mAh+20% |
| Wired charging | 33 W+32% | 25 W |
| Wireless charging | — | 0 W |
Design
| Spec | OPPO A78 5G | Samsung Galaxy M15 5G |
|---|---|---|
| Weight | 188 g+13% | 217 g |
| Thickness | 8 mm+14% | 9.3 mm |
| IP rating | IP54 | — |
| Frame material | Plastic | — |
Connectivity
| Spec | OPPO A78 5G | Samsung Galaxy M15 5G |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5.3 | 5.3 |
| NFC | Yes | — |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | No | No |
Software
| Spec | OPPO A78 5G | Samsung Galaxy M15 5G |
|---|---|---|
| OS at launch | Android 13 (ColorOS 13) | Android 14 |
| OS update pledge | 2 years | 4 years+100% |
Audio
| Spec | OPPO A78 5G | Samsung Galaxy M15 5G |
|---|---|---|
| Stereo speakers | Yes | No |
| 3.5mm jack | Yes | Yes |