OPPO A31 3GB
$137
OPPO A31 3GB vs Samsung Galaxy A21s
Samsung Galaxy A21s
$199
| A31 3GB | Galaxy A21s | |
|---|---|---|
| Price | USD 137 | USD 199 |
| Battery | 4230 mAh | 5000 mAh |
| Charging (W) | 10 | 15 |
| RAM | 3 GB | 4 GB |
| Storage | 32 GB | 64 GB |
| Chipset | MediaTek Helio P35 MT6765V/CB | Samsung Exynos 850 |
| Display | 6.5" • IPS LCD • 60Hz | 6.5" • PLS TFT LCD • 60Hz |
| Main Camera | 12MP | 48MP |
| Front Camera | 8MP | 13MP |
| OS | Android 9 | Android 10 |
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Key Differences
Only the differences that meaningfully separate these phones.
Price
USD 62 cheaper
A31 3GBUSD 137
vsGalaxy A21sUSD 199
RAM
1 GB more RAM
Galaxy A21s4 GB RAM
vsA31 3GB3 GB RAM
Storage
2× more storage
Galaxy A21s64 GB
vsA31 3GB32 GB
Battery
18% larger battery
Galaxy A21s5,000 mAh
vsA31 3GB4,230 mAh
Charging
5 W faster wired charging
Galaxy A21s15 W wired
vsA31 3GB10 W wired
Performance
Different chipsets
A31 3GBMediaTek Helio P35 MT6765V/CB
vsGalaxy A21sSamsung Exynos 850
Build
12 g lighter
A31 3GB180 g
vsGalaxy A21s192 g
Best For
Where each phone stands out based on this comparison.
Best if you want
Lower priceOPPO A31 3GB
Much lower purchase priceUSD 137
Lighter build180 g
Best if you want
More hardwareSamsung Galaxy A21s
More RAM and storage4 GB RAM · 64 GB
Larger battery5,000 mAh
Faster wired charging15 W wired
What CompareTab says about OPPO A31 3GB vs Samsung Galaxy A21s
Samsung Galaxy A21s combines more RAM and storage with faster wired charging than A31 3GB, with 4 GB of RAM versus 3 GB, 64 GB of storage versus 32 GB, a 5000 mAh battery versus 4230 mAh, and 15 W wired charging versus 10 W. It also adds a higher-resolution rear camera (48 MP versus 12 MP), a higher-resolution front camera (13 MP versus 8 MP), and an ultrawide rear camera. OPPO A31 3GB, however, is around $62.00 cheaper, lighter at 180 g versus 192 g, and thinner at 8.3 mm versus 8.9 mm. The main trade-off is the Galaxy A21s’s extra RAM, storage, faster charging, battery capacity, and camera features versus the A31 3GB’s lower price and lighter, thinner build.
