Skip to content
InnoReviews

Nothing Phone (4b) vs Redmi K70 Ultra

Nothing Phone (4b)
44.2Inno Score
VS
WINNER
Redmi K70 Ultra
76.7Inno Score
28.9Performance100
52.8Display75.1
42.6Camera43.4
49.7Battery71.8
65.3Features86.7
2 spec wins — Nothing Phone (4b)9 spec wins — Redmi K70 Ultra

InnoReviews verdict

Redmi K70 Ultra wins this phone face-off, 76.7 to 44.2, pulling ahead mainly in performance (+71) and display (+22). 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 Redmi K70 Ultra

  • Stronger performance score: 100 vs 29
  • Stronger display score: 75 vs 53
  • Stronger battery score: 72 vs 50
  • Stronger features score: 87 vs 65
  • 264% higher Wired charging: 120 W vs 33 W

Display

Display comparison: Nothing Phone (4b) versus Redmi K70 Ultra
SpecNothing Phone (4b)Redmi K70 Ultra
Screen size6.77 ″+1%6.67 ″
Panel typeAMOLEDOLED
Resolution1080x23441220x2712
Pixel density381 ppi446 ppi+17%
Refresh rate120 Hz144 Hz+20%
Peak brightness2,000 nits4,000 nits+100%
Screen-to-body87.4 %89.1 %+2%

Performance

Performance comparison: Nothing Phone (4b) versus Redmi K70 Ultra
SpecNothing Phone (4b)Redmi K70 Ultra
ChipsetSnapdragon 6 Gen 4MediaTek Dimensity 9300+
RAM (max)8 GB24 GB+200%
Storage options128GB/256GB256/512GB/1TB
Storage typeUFS 2.2UFS 4.0

Camera

Camera comparison: Nothing Phone (4b) versus Redmi K70 Ultra
SpecNothing Phone (4b)Redmi K70 Ultra
Main camera50 MP50 MP
Main aperturef/1.8f/1.7
Ultra-wide8 MP8 MP
Max video4K@30fps8K@30fps
Front camera16 MP20 MP+25%
OISYesYes

Battery

Battery comparison: Nothing Phone (4b) versus Redmi K70 Ultra
SpecNothing Phone (4b)Redmi K70 Ultra
Capacity5,200 mAh5,500 mAh+6%
Wired charging33 W120 W+264%
Wireless charging0 W0 W

Design

Design comparison: Nothing Phone (4b) versus Redmi K70 Ultra
SpecNothing Phone (4b)Redmi K70 Ultra
Weight210 g211 g
Thickness8.6 mm8.4 mm+2%
IP ratingIP64IP68
Frame materialPlasticAluminum

Connectivity

Connectivity comparison: Nothing Phone (4b) versus Redmi K70 Ultra
SpecNothing Phone (4b)Redmi K70 Ultra
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 7
Bluetooth6.05.4
NFCYesYes
USBUSB-C 2.0USB-C
eSIM—No

Software

Software comparison: Nothing Phone (4b) versus Redmi K70 Ultra
SpecNothing Phone (4b)Redmi K70 Ultra
OS at launchAndroid 16 (Nothing OS 4.1)Android 14 (HyperOS)
OS update pledge3 years—

Audio

Audio comparison: Nothing Phone (4b) versus Redmi K70 Ultra
SpecNothing Phone (4b)Redmi K70 Ultra
Stereo speakersYesYes
3.5mm jackNoNo

Related comparisons

Nothing Phone (4b)vs iQOO Z11xVSNothing Phone (4b)vs OPPO F29 5GVSNothing Phone (4b)vs Samsung Galaxy F36 5GVSNothing Phone (4b)vs Samsung Galaxy M36 5GVSRedmi K70 Ultravs RedMagic 11S ProVSRedmi K70 Ultravs Vivo X300sVSRedmi K70 Ultravs Xiaomi 17 ProVSRedmi K70 Ultravs nubia NaviX UltraVS

Try another matchup