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InnoReviews

Nothing Phone (4b) vs Redmi 15

WINNER
Nothing Phone (4b)
44.2Inno Score
VS
Redmi 15

Xiaomi

Redmi 15
38.6Inno Score
28.9Performance21.8
52.8Display50.5
42.6Camera29
49.7Battery66.7
65.3Features28
8 spec wins — Nothing Phone (4b)4 spec wins — Redmi 15

InnoReviews verdict

Nothing Phone (4b) wins this phone face-off, 44.2 to 38.6, pulling ahead mainly in features (+37) and camera (+14). Redmi 15 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)

  • Stronger performance score: 29 vs 22
  • Stronger camera score: 43 vs 29
  • Stronger features score: 65 vs 28
  • 135% higher Peak brightness: 2,000 nits vs 850 nits
  • 100% higher Front camera: 16 MP vs 8 MP

Reasons to pick the Redmi 15

  • Stronger battery score: 67 vs 50
  • 35% higher capacity: 7,000 mAh vs 5,200 mAh
  • 20% higher Refresh rate: 144 Hz vs 120 Hz

Display

Display comparison: Nothing Phone (4b) versus Redmi 15
SpecNothing Phone (4b)Redmi 15
Screen size6.77 ″6.9 ″+2%
Panel typeAMOLEDIPS LCD
Resolution1080x23441080x2340
Pixel density381 ppi+2%374 ppi
Refresh rate120 Hz144 Hz+20%
Peak brightness2,000 nits+135%850 nits
Screen-to-body87.4 %—

Performance

Performance comparison: Nothing Phone (4b) versus Redmi 15
SpecNothing Phone (4b)Redmi 15
ChipsetSnapdragon 6 Gen 4Snapdragon 685
Geekbench 6 (single)—474Bottom 9%
Geekbench 6 (multi)—1,620Bottom 10%
Wild Life Extreme stability—99 %Top 39%
RAM (max)8 GB8 GB
Storage options128GB/256GB128/256GB
Storage typeUFS 2.2UFS 2.2

Camera

Camera comparison: Nothing Phone (4b) versus Redmi 15
SpecNothing Phone (4b)Redmi 15
Main camera50 MP50 MP
Main aperturef/1.8f/1.8
Ultra-wide8 MP—
Max video4K@30fps1080p@30fps
Front camera16 MP+100%8 MP
OISYesNo

Battery

Battery comparison: Nothing Phone (4b) versus Redmi 15
SpecNothing Phone (4b)Redmi 15
Capacity5,200 mAh7,000 mAh+35%
Wired charging33 W33 W
Wireless charging0 W—

Design

Design comparison: Nothing Phone (4b) versus Redmi 15
SpecNothing Phone (4b)Redmi 15
Weight210 g+2%214 g
Thickness8.6 mm8.4 mm+2%
IP ratingIP64IP64
Frame materialPlasticPlastic

Connectivity

Connectivity comparison: Nothing Phone (4b) versus Redmi 15
SpecNothing Phone (4b)Redmi 15
5GYesNo
Wi-FiWi-Fi 6Wi-Fi 5
Bluetooth6.05.0
NFCYesYes
USBUSB-C 2.0USB-C 2.0
eSIM—No

Software

Software comparison: Nothing Phone (4b) versus Redmi 15
SpecNothing Phone (4b)Redmi 15
OS at launchAndroid 16 (Nothing OS 4.1)Android 15 (HyperOS 2)
OS update pledge3 years+50%2 years

Audio

Audio comparison: Nothing Phone (4b) versus Redmi 15
SpecNothing Phone (4b)Redmi 15
Stereo speakersYesNo
3.5mm jackNoNo

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