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InnoReviews

Nothing Phone (3a) Pro vs OPPO K15

Nothing Phone (3a) Pro
53.6Inno Score
VS
WINNER
OPPO K15
61.1Inno Score
35.3Performance46.7
58.8Display53.6
60.5Camera58.6
59.2Battery79.8
73.3Features86.7
3 spec wins — Nothing Phone (3a) Pro7 spec wins — OPPO K15

InnoReviews verdict

OPPO K15 wins this phone face-off, 61.1 to 53.6, pulling ahead mainly in battery (+21) and features (+13). Nothing Phone (3a) Pro still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the Nothing Phone (3a) Pro

  • Stronger display score: 59 vs 54
  • 150% higher Peak brightness: 3,000 nits vs 1,200 nits
  • Has eSIM — the other doesn't

Reasons to pick the OPPO K15

  • Stronger performance score: 47 vs 35
  • Stronger battery score: 80 vs 59
  • Stronger features score: 87 vs 73
  • 525% higher ultra-wide: 50 MP vs 8 MP
  • 60% higher capacity: 8,000 mAh vs 5,000 mAh

Display

Display comparison: Nothing Phone (3a) Pro versus OPPO K15
SpecNothing Phone (3a) ProOPPO K15
Screen size6.77 ″+3%6.59 ″
Panel typeAMOLEDAMOLED
Resolution1080x23922760x1256
Pixel density387 ppi460 ppi+19%
Refresh rate120 Hz120 Hz
Peak brightness3,000 nits+150%1,200 nits
Screen-to-body87.4 %88.9 %+2%

Performance

Performance comparison: Nothing Phone (3a) Pro versus OPPO K15
SpecNothing Phone (3a) ProOPPO K15
ChipsetSnapdragon 7s Gen 3Dimensity 7360 Super
AnTuTu810,000—
Geekbench 6 (single)1,170Bottom 46%—
Geekbench 6 (multi)3,300Bottom 46%—
RAM (max)12 GB12 GB
Storage options256GB256GB
Storage typeUFS 2.2UFS 3.1

Camera

Camera comparison: Nothing Phone (3a) Pro versus OPPO K15
SpecNothing Phone (3a) ProOPPO K15
Main camera50 MP50 MP
Main aperturef/1.88f/1.8
Ultra-wide8 MP50 MP+525%
Telephoto50 MP—
Optical zoom3 x—
Max video4K@30fps4K@30fps
Front camera50 MP50 MP
OISYesYes

Battery

Battery comparison: Nothing Phone (3a) Pro versus OPPO K15
SpecNothing Phone (3a) ProOPPO K15
Capacity5,000 mAh8,000 mAh+60%
Wired charging50 W80 W+60%
Wireless charging0 W—
Active use endurance11 h—

Design

Design comparison: Nothing Phone (3a) Pro versus OPPO K15
SpecNothing Phone (3a) ProOPPO K15
Weight211 g205 g+3%
Thickness8.4 mm8.3 mm+1%
IP ratingIP64IP68/IP69
Frame materialPolycarbonateAluminum

Connectivity

Connectivity comparison: Nothing Phone (3a) Pro versus OPPO K15
SpecNothing Phone (3a) ProOPPO K15
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 6
Bluetooth5.45.4
NFCYesYes
USBUSB-C 2.0USB-C 2.0
eSIMYesNo

Software

Software comparison: Nothing Phone (3a) Pro versus OPPO K15
SpecNothing Phone (3a) ProOPPO K15
OS at launchAndroid 15 (Nothing OS 3.1)Android 16 (ColorOS 16)
OS update pledge3 years—

Audio

Audio comparison: Nothing Phone (3a) Pro versus OPPO K15
SpecNothing Phone (3a) ProOPPO K15
Stereo speakersYesYes
3.5mm jackNoNo

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