Google Pixel 5a vs OPPO A78 5G
The Verdict
Google Pixel 5a commands a $200 premium with genuinely superior imaging capabilities. Its 12.2 MP camera with f/1.7 aperture and optical image stabilization produces noticeably sharper, more detailed photos in various lighting conditions compared to the A78's 50 MP sensor, which relies on aggressive computational photography. The Pixel's Snapdragon 765G processor handles everyday tasks smoothly, though performance gaps narrow considerably in real-world use. OPPO A78 5G counters with practical advantages: larger 6.56-inch display refreshing at 90Hz versus the Pixel's 60Hz, faster 33W charging for its bigger 5000 mAh battery, and superior water resistance (IPX4 versus IP67, though both handle splashes). The A78 offers better value for budget-conscious users prioritizing battery longevity and screen smoothness. Pixel 5a suits photography enthusiasts and those wanting proven Android software updates, while A78 5G appeals to heavy media consumers and travelers who charge infrequently. Neither is objectively wrong; the choice depends on whether you prioritize camera excellence or everyday practicality and savings.
Who Should Buy
Buy the Google Pixel 5a if…
- →Large 4680 mAh battery for excellent endurance
- →IP67 water resistance (first a-series with it)
- →Great computational photography at $449
Buy the OPPO A78 5G if…
- →5G connectivity at a budget-friendly price point
- →33W SUPERVOOC fast charging is quick for the price segment
- →5000 mAh battery provides solid two-day endurance
Category Scores
Pros & Cons
Google Pixel 5a
Pros
- Large 4680 mAh battery for excellent endurance
- IP67 water resistance (first a-series with it)
- Great computational photography at $449
- Headphone jack retained
- Clean stock Android experience
Cons
- 60Hz display
- Slow 18W charging
- No wireless charging
- Only available in the US and Japan
- Snapdragon 765G is mid-range
OPPO A78 5G
Pros
- 5G connectivity at a budget-friendly price point
- 33W SUPERVOOC fast charging is quick for the price segment
- 5000 mAh battery provides solid two-day endurance
- 90Hz refresh rate for smoother scrolling than 60Hz
- IPX4 splash resistance adds basic water protection
Cons
- IPS LCD lacks AMOLED vibrancy and contrast
- Dimensity 700 is basic — struggles with demanding apps
- 2 MP depth sensor is essentially useless
- 8 MP front camera is low resolution for selfies
- ColorOS includes pre-installed bloatware
Full Specifications
| Spec | Google Pixel 5a | OPPO A78 5G |
|---|---|---|
| Software | Android 11 | Android 13 (ColorOS 13) |
| Body | ||
| Weight | 183 g | 188 g |
| Material | Aluminum unibody, polycarbonate coating | Plastic frame and back |
| IP rating | IP67 | IPX4 |
| Dimensions | 156.2 x 73.2 x 8.8 mm | 163.8 x 75.1 x 8.0 mm |
| Camera | ||
| Main camera | 12.2 MP, f/1.7, OIS | 50 MP, f/1.8, PDAF |
| Front camera | 8 MP, f/2.0 | 8 MP, f/2.0 |
| Video | 4K@60fps | 1080p@30fps |
| Ultrawide | 16 MP, f/2.2 | — |
| Depth | — | 2 MP, f/2.4 |
| Memory | ||
| RAM | 6 GB | 4 GB / 8 GB |
| Storage options | 128 GB | 128 GB |
| Battery | ||
| Capacity | 4680 mAh | 5000 mAh |
| Charging | 18W wired | 33W SUPERVOOC |
| Wireless charging | No | No |
| Display | ||
| Size | 6.34 inches | 6.56 inches |
| Type | OLED | IPS LCD |
| Resolution | 2400 x 1080 | 2400 x 1080 |
| Refresh rate | 60Hz | 90Hz |
| Brightness (nits) | 700 | 680 |
| Processor | ||
| CPU | Octa-core (1x2.4 GHz + 1x2.2 GHz + 6x1.8 GHz) | Octa-core (2x2.2 GHz + 6x2.0 GHz) |
| GPU | Adreno 620 | Mali-G57 MC2 |
| Chipset | Qualcomm Snapdragon 765G | MediaTek Dimensity 700 |
| Connectivity | ||
| 5G | ||
| NFC | ||
| USB | USB-C 3.1 | USB-C 2.0 |
| Wi-Fi | Wi-Fi 5 (802.11ac) | Wi-Fi 5 |
| Bluetooth | 5.0 | 5.3 |
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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
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