OPPO F31 Pro+ 5G vs Oppo K15x

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OPPO F31 Pro+ 5G

OPPO F31 Pro+ 5G

$395

8 GB RAM 256 GB

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Oppo K15x

Oppo K15x

$239

6 GB RAM 128 GB

F31 Pro+ 5GK15x
PriceUSD 395USD 239
Battery7000 mAh6500 mAh
Charging (W)8045
RAM8 GB6 GB
Storage256 GB128 GB
ChipsetQualcomm Snapdragon 7 Gen 3MediaTek Dimensity 6300
Display6.8" • BOE Q10 Flexible AMOLED • 120Hz6.75" • LCD • 120Hz
Main Camera50MP13MP
Front Camera32MP5MP
OSAndroid 15Android 16

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Key Differences

Only the differences that meaningfully separate these phones.

Price
USD 156 cheaper
vsF31 Pro+ 5GUSD 395
RAM
2 GB more RAM
vsK15x6 GB RAM
Storage
2× more storage
vsK15x128 GB
Battery
8% larger battery
vsK15x6,500 mAh
Charging
35 W faster wired charging
vsK15x45 W wired
Performance
Different chipsets
vsK15xMediaTek Dimensity 6300
Build
17 g lighter
vsK15x212 g

Best For

Where each phone stands out based on this comparison.

Best if you want

OPPO F31 Pro+ 5G

More hardware
More RAM and storage8 GB RAM · 256 GB
Larger battery7,000 mAh
Faster wired charging80 W wired
Lighter build195 g
Best if you want

Oppo K15x

Lower price
Much lower purchase priceUSD 239

What CompareTab says about OPPO F31 Pro+ 5G vs Oppo K15x

OPPO F31 Pro+ 5G offers more RAM, storage and faster wired charging than K15x, with 8 GB of RAM versus 6 GB, 256 GB of storage versus 128 GB, a 7000 mAh battery versus 6500 mAh, and 80 W wired charging versus 45 W. It also adds a higher-resolution rear camera (50 MP versus 13 MP), a higher-resolution front camera (32 MP versus 5 MP), and optical image stabilization on the main camera. Oppo K15x, however, is around $156 cheaper. The main trade-off is F31 Pro+ 5G’s extra RAM, storage, faster charging, battery capacity, and OIS-equipped camera setup versus K15x’s lower price.