OPPO A78 5G vs Xiaomi 18 Pro Max
23.2Performance64.4
35.2Display69.8
29Camera83.6
47.8Battery92
60Features86.7
3 spec wins — OPPO A78 5G9 spec wins — Xiaomi 18 Pro Max
InnoReviews verdict
Xiaomi 18 Pro Max wins this phone face-off, 77.1 to 35.4, pulling ahead mainly in camera (+55) and battery (+44). OPPO A78 5G still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the OPPO A78 5G
- 20% lower weight: 188 g vs 235 g
- Has 3.5mm jack — the other doesn't
Reasons to pick the Xiaomi 18 Pro Max
- Stronger performance score: 64 vs 23
- Stronger display score: 70 vs 35
- Stronger camera score: 84 vs 29
- Stronger battery score: 92 vs 48
- Stronger features score: 87 vs 60
Display
| Spec | OPPO A78 5G | Xiaomi 18 Pro Max |
|---|---|---|
| Screen size | 6.56 ″ | 6.9 ″+5% |
| Panel type | IPS LCD | LTPO AMOLED |
| Resolution | 1612x720 | 1208x2624 |
| Pixel density | 269 ppi | 418 ppi+55% |
| Refresh rate | 90 Hz | 120 Hz+33% |
| Peak brightness | — | 4,000 nits |
| Screen-to-body | — | 91.6 % |
Performance
| Spec | OPPO A78 5G | Xiaomi 18 Pro Max |
|---|---|---|
| Chipset | MediaTek Dimensity 700 | Snapdragon 8 Elite Extreme Gen 6 |
| AnTuTu | 360,000 | — |
| Geekbench 6 (single) | 730Bottom 13% | — |
| Geekbench 6 (multi) | 1,900Bottom 12% | — |
| RAM (max) | 8 GB | 16 GB+100% |
| Storage options | 128GB | 256/512GB/1TB |
| Storage type | UFS 2.2 | UFS 4.1 |
Camera
| Spec | OPPO A78 5G | Xiaomi 18 Pro Max |
|---|---|---|
| Main camera | 50 MP | 200 MP+300% |
| Main aperture | f/1.8 | f/1.7 |
| Ultra-wide | — | 50 MP |
| Telephoto | — | 200 MP |
| Optical zoom | — | 3.2 x |
| Max video | 1080p@30fps | 8K@30fps |
| Front camera | 8 MP | 50 MP+525% |
| OIS | No | Yes |
Battery
| Spec | OPPO A78 5G | Xiaomi 18 Pro Max |
|---|---|---|
| Capacity | 5,000 mAh | 8,500 mAh+70% |
| Wired charging | 33 W | 100 W+203% |
| Wireless charging | — | 50 W |
Design
| Spec | OPPO A78 5G | Xiaomi 18 Pro Max |
|---|---|---|
| Weight | 188 g+20% | 235 g |
| Thickness | 8 mm+5% | 8.4 mm |
| IP rating | IP54 | IP66/IP68/IP69 |
| Frame material | Plastic | Aluminum |
Connectivity
| Spec | OPPO A78 5G | Xiaomi 18 Pro Max |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.3 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 3.2 |
| eSIM | No | No |
Software
| Spec | OPPO A78 5G | Xiaomi 18 Pro Max |
|---|---|---|
| OS at launch | Android 13 (ColorOS 13) | Android 17 (HyperOS 4) |
| OS update pledge | 2 years | — |
Audio
| Spec | OPPO A78 5G | Xiaomi 18 Pro Max |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | Yes | No |