Realme C51 128GB
$129
Realme C51 128GB vs Realme C75x
Realme C75x
$169
| C51 128GB | C75x | |
|---|---|---|
| Price | USD 129 | USD 169 |
| Battery | 5000 mAh | 5600 mAh |
| Charging (W) | 33 | 45 |
| RAM | 4 GB | 6 GB |
| Storage | 128 GB | 128 GB |
| Chipset | Unisoc Tiger T612 | MediaTek Helio G81 Ultra |
| Display | 6.74" • IPS LCD • 90Hz | 6.67" • IPS LCD Eye Comfort Display • 120Hz |
| Main Camera | 50MP | 50MP |
| Front Camera | 5MP | 5MP |
| OS | Android 13 | Android 15 |
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Key Differences
Only the differences that meaningfully separate these phones.
Price
USD 40 cheaper
C51 128GBUSD 129
vsC75xUSD 169
RAM
2 GB more RAM
C75x6 GB RAM
vsC51 128GB4 GB RAM
Battery
12% larger battery
C75x5,600 mAh
vsC51 128GB5,000 mAh
Charging
12 W faster wired charging
C75x45 W wired
vsC51 128GB33 W wired
Performance
Different chipsets
C51 128GBUnisoc Tiger T612
vsC75xMediaTek Helio G81 Ultra
Display
120 Hz refresh
C75x120 Hz
vsC51 128GB90 Hz
Build
10 g lighter
C51 128GB186 g
vsC75x196 g
Best For
Where each phone stands out based on this comparison.
Best if you want
Lower priceRealme C51 128GB
Much lower purchase priceUSD 129
Lighter build186 g
Best if you want
More hardwareRealme C75x
More RAM6 GB RAM
Larger battery5,600 mAh
Faster wired charging45 W wired
Up to 120 Hz display6.67-inch
What CompareTab says about Realme C51 128GB vs Realme C75x
Realme C75x offers more RAM and faster wired charging than C51 128GB, with 6 GB of RAM versus 4 GB, a 5600 mAh battery versus 5000 mAh, a 120 Hz display instead of 90 Hz, and 45 W wired charging versus 33 W. Realme C51 128GB, however, is cheaper at around $129 versus $169 and lighter at 186 g versus 196 g. The main trade-off is the C75x’s extra RAM, faster charging, battery capacity, and smoother display versus the C51 128GB’s lower price and lighter build.
