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InnoReviews

Nothing Phone (4b) vs Xiaomi 15 Pro

Nothing Phone (4b)
44.2Inno Score
VS
WINNER
Xiaomi 15 Pro
70.9Inno Score
28.9Performance64.4
52.8Display63.3
42.6Camera69.5
49.7Battery82
65.3Features86.7
2 spec wins — Nothing Phone (4b)8 spec wins — Xiaomi 15 Pro

InnoReviews verdict

Xiaomi 15 Pro wins this phone face-off, 70.9 to 44.2, pulling ahead mainly in performance (+36) and battery (+32). Nothing Phone (4b) 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 (4b)

No decisive spec advantages — this side competes on price and preference.

Reasons to pick the Xiaomi 15 Pro

  • Stronger performance score: 64 vs 29
  • Stronger display score: 63 vs 53
  • Stronger camera score: 70 vs 43
  • Stronger battery score: 82 vs 50
  • Stronger features score: 87 vs 65

Display

Display comparison: Nothing Phone (4b) versus Xiaomi 15 Pro
SpecNothing Phone (4b)Xiaomi 15 Pro
Screen size6.77 ″+1%6.73 ″
Panel typeAMOLEDLTPO AMOLED
Resolution1080x23441440x3200
Pixel density381 ppi—
Refresh rate120 Hz120 Hz
Peak brightness2,000 nits3,200 nits+60%
Screen-to-body87.4 %—

Performance

Performance comparison: Nothing Phone (4b) versus Xiaomi 15 Pro
SpecNothing Phone (4b)Xiaomi 15 Pro
ChipsetSnapdragon 6 Gen 4Snapdragon 8 Elite
RAM (max)8 GB16 GB+100%
Storage options128GB/256GB256/512GB/1TB
Storage typeUFS 2.2UFS 4.0

Camera

Camera comparison: Nothing Phone (4b) versus Xiaomi 15 Pro
SpecNothing Phone (4b)Xiaomi 15 Pro
Main camera50 MP50 MP
Main aperturef/1.8f/1.44
Ultra-wide8 MP50 MP+525%
Telephoto—50 MP
Optical zoom—5 x
Max video4K@30fps8K@30fps
Front camera16 MP32 MP+100%
OISYesYes

Battery

Battery comparison: Nothing Phone (4b) versus Xiaomi 15 Pro
SpecNothing Phone (4b)Xiaomi 15 Pro
Capacity5,200 mAh6,100 mAh+17%
Wired charging33 W90 W+173%
Wireless charging0 W50 W

Design

Design comparison: Nothing Phone (4b) versus Xiaomi 15 Pro
SpecNothing Phone (4b)Xiaomi 15 Pro
Weight210 g+1%213 g
Thickness8.6 mm8.4 mm+3%
IP ratingIP64IP68
Frame materialPlastic—

Connectivity

Connectivity comparison: Nothing Phone (4b) versus Xiaomi 15 Pro
SpecNothing Phone (4b)Xiaomi 15 Pro
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 7
Bluetooth6.05.4
NFCYesYes
USBUSB-C 2.0USB-C 3.2 Gen 2
eSIM—No

Software

Software comparison: Nothing Phone (4b) versus Xiaomi 15 Pro
SpecNothing Phone (4b)Xiaomi 15 Pro
OS at launchAndroid 16 (Nothing OS 4.1)Android 15 (HyperOS 2)
OS update pledge3 years—

Audio

Audio comparison: Nothing Phone (4b) versus Xiaomi 15 Pro
SpecNothing Phone (4b)Xiaomi 15 Pro
Stereo speakersYesYes
3.5mm jackNoNo

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