Nothing Phone 4b (6GB RAM + 128GB) vs Xiaomi Redmi Note 15 5G

Here you can compare Nothing Phone 4b (6GB RAM + 128GB) and Xiaomi Redmi Note 15 5G. Comparing Nothing Phone 4b (6GB RAM + 128GB) vs Xiaomi Redmi Note 15 5G on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Nothing Phone 4b (6GB RAM + 128GB) stands against Xiaomi Redmi Note 15 5G and which one should you buy The current lowest price found for Nothing Phone 4b (6GB RAM + 128GB) is ₹31,999 and for Xiaomi Redmi Note 15 5G is ₹28,999. The details of both of these products were last updated on Oct 08, 2026.

Specification	Nothing Phone 4b (6GB RAM + 128GB)	Xiaomi Redmi Note 15 5G
Battery	6000 mAh	5520 mAh
Rear Camera	50 MP ƒ/1.8 (Wide Angle) 1/2.76", OIS & EIS, Auto Focus, Pdaf, Image Super Resolution(ISR) Algorithm 8 MP ƒ/2.2 (Ultra Wide) Sensor 1/4", Field Of View 119.5°	108 MP ƒ/1.7 (Wide Angle) 0.64um, 9 in 1 1.92um 8 MP ƒ/2.2 (Ultra Wide)
RAM	6 GB	8 GB
Internal Memory	128 GB	128 GB
OS	Android v16	Android v15
Price	₹31,999	₹28,999

Nothing Phone 4b (6GB RAM + 128GB)₹31,999

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Xiaomi Redmi Note 15 5G₹28,9992%

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Nothing Phone 4b (6GB RAM + 128GB)₹31,999

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Xiaomi Redmi Note 15 5G₹28,9992%

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Overview

Specs Score	67 / 100	70 / 100 Better Specs
Display Resolution	1080 x 2344 pixels	1080 x 2392 pixels Better Resolution
RAM	6 GB	8 GB More RAM
Rear Camera	50 MP + 8 MP Dual	108 MP + 8 MP Dual Better Camera Resolution
Front Camera	16 MP	20 MP Better Front Camera Resolution
Weight	210 g	178 g Lighter
Thickness	8.6 mm	7.35 mm Slimmer
Battery	6000 mAh Bigger Battery	5520 mAh
Unique Features	No No No No	Water Resistant NFC Memory Card Support IR Blaster

General

Country of Origin		India
Model		25096RA9BG, 25098RA98G
Sim Type	Dual Sim, GSM+GSM	Dual Sim, GSM+GSM (Hybrid Slot)
Dual Sim	Yes	Yes
Sim Size	Nano+Nano SIM	Nano SIM
eSIM Support	No
Device Type	Smartphone	Smartphone
OS Updates	3 years
Security Updates	6 years
Release Date	July 07, 2026	December 18, 2025
In The Box	Nothing Phone (4b), Nothing Cable (C-c) 100 C, Phone (4b) Protector (Pre-applied), Phone (4b) Case, SIM Tray Ejector Tool, Safety Information And Warranty Card	REDMI Note 15 5G / USB Type-C Cable / SIM Eject Tool/ Protective Case / Quick Start Guide / Warranty Card

Design

Dimensions	78.2 x 164.4 x 8.6 mm	75.4 x 164 x 7.35 mm
Weight	210 g	178 g
Colors	White, Black, Blue	Black, Glacier Blue, Mist Purple

Display

Type	Color Super AMOLED Screen (16.7 M Colors)	Color AMOLED Screen (68B)
Touch	Yes	Yes, 240 Hz Touch Sampling Rate
Size	6.77 inches, 1080 x 2344 pixels, 120 Hz	6.77 inches, 1080 x 2392 pixels, 120 Hz
Aspect Ratio	20:9	20.5:9
PPI	~ 381 PPI	~ 388 PPI
Screen to Body Ratio	~ 87.2%	~ 89.7%
Glass Type	Dragontail Pro Glass	Scratch/drop-resistant glass, Mohs level 5
Brightness	Peak Brightness: 2000 Nits Outdoor Brightness: 1200 Nits Typical Brightness: 600 Nits	3200nits peak brightness, 800nits (typ)
HDR Support	Yes, HDR10+
Adaptive Refresh Rate	Yes
Display Dimming	Pwm Frequency 480 Hz
Features	Contrast Ratio : 1,000,000:1, Touch Sampling Rate Up To 1000 Hz	Contrast Ratio: 8,000,000:1, DCI- P3 wide Color Gamut, Sunlight Display, Reading Mode, 3840Hz PWM Dimming \| 16,000-level Brightness Adjustment, TÜV Rheinland Low Blue Light, (Hardware Solution) Certified, TUV Rheinland Circadian Friendly Certified, TÜV Rheinland Flicker Free Certified
Notch	Yes, Punch Hole	Yes, Punch Hole

Memory

RAM	6 GB	8 GB
RAM Type	LPDDR4X	LPDDR4X
Expandable RAM		Upto 8 GB Extra Virtual RAM
Storage	128 GB	128 GB
Storage Type	UFS 2.2	UFS 2.2
Card Slot		Yes, (Hybrid Slot), upto 1 TB

Connectivity

GPRS	Yes	Yes
EDGE	Yes	Yes
3G	Yes	Yes
4G	Yes	Yes
5G	Yes	Yes
5G Bands	N1, N3, N5, N8, N28B, N40, N41, N77, N78	5G NSA:n1\|n3\|n40\|n78 5G SA: n1\|n3\|n5\|n8\|n28\|n40\|n78
VoLTE	Yes, Dual Stand-By	Yes, Dual Stand-By
Wifi	Yes, with wifi-hotspot	Yes, with wifi-hotspot
Wifi Version	Wi-fi 6, 802.11 A/B/G/N/AC/Ax, 2.4g/5g Dual-band, Mu-mimo, Wi-fi Direct, Hotspot
Bluetooth	Yes, v6.0	Yes, v5.3, A2DP, LE
USB	Yes, USB-C v2.0	Yes, USB-C v2.0
USB Features	USB Tethering, USB on-the-go, USB Charging, USB Storage	USB on-the-go, USB Charging
IR Blaster		Yes

Extra

GPS	GPS (L1), GLONASS (G1), BDS (B1I), GALILEO (E1), QZSS (L1)	GPS: L1 \| GLONASS: G1 \| BDS: B1I + B1C \| Galileo: E1
Fingerprint Sensor	Yes, In Display	Yes, In Display
Face Unlock	Yes	Yes
Sensors	Accelerometer Electronic Compass Ambient Light Sensor Gyroscope Proximity Sensor	Virtual proximity sensor \| Ambient light sensor \| Accelerometer \| Electronic compass \| IR blaster \| Gyroscope
3.5mm Headphone Jack	No	No
NFC		Yes
AI Features		Gemini Live, Circle to Search
Water Resistance	25 cm upto 20 min	Yes, 1.7 m
Splash Resistant	Yes
IP Rating	IP64	IP65 + IP66
Dust Resistant	Yes	Yes
Extra Features	Qualcomm Spectra Image Signal Processor, 2 High-definition Mics, Glyph Bar

Camera

Rear Camera	50 MP ƒ/1.8 (Wide Angle) 1/2.76", OIS & EIS, Auto Focus, Pdaf, Image Super Resolution(ISR) Algorithm 8 MP ƒ/2.2 (Ultra Wide) Sensor 1/4", Field Of View 119.5°	108 MP ƒ/1.7 (Wide Angle) 0.64um, 9 in 1 1.92um 8 MP ƒ/2.2 (Ultra Wide)
OIS	Yes
Auto Focus	Yes	Yes
Features	Dual Video Recording, Ultra XDR, AI Semantic Segmentation (12 Layers), Portrait Optimiser, Night Mode, 4k Recording At 30 Fps 1080p Recording At 30 Or 60 Fps 1080p Ultra XDR Recording At 30 Fps Slo-mo At 1080p 120 Fps Time Lapse At 4k / 1080p	HDR, Panorama
Video Recording	4K @ 30 fps UHD, 1080p @ 30/60 fps FHD	4K @ 30 fps UHD, 1080p @ 30 fps FHD
Flash	Yes, LED	Yes, LED
Front Camera	16 MP ƒ/2.4 (Wide Angle) Sensor 1/3", Field Of View 81.8° Punch Hole, Screen Flash	20 MP ƒ/2.2 (Wide Angle) Punch Hole, Screen Flash
Front Video Recording	1080p @ 30 fps FHD	1080p @ 30 fps FHD
Front Camera Features		HDR, panorama

Technical

OS	Android v16	Android v15
Custom UI	Nothing OS 4.1	Xiaomi HyperOS 2
Chipset	Quallcomm Snapdragon 6 Gen4	Qualcomm Snapdragon 6 Gen3
CPU	2.3 GHz, Octa Core Processor	2.4 GHz, Octa Core Processor
Core Details	1 Prime Core, Up To 2.3 Ghz, 3 Performance Cores, Up To 2.2 Ghz, 4 Efficiency Cores, Up To 1.8 Ghz	2xCortex-A76@2.2 GHz & 6x Cortex-A55@2.0 GHz
Fabrication Node	4 NM TSMC
GPU	Qualcomm Adreno 810	Adreno 710
NPU	Qualcomm Hexagon NPU, Qualcomm AI Engine
Java	No	No
Browser	Yes, supports HTML5	Yes

Multimedia

Supports	READ: JPEG, PNG, BMP, GIF, WEB, HEIF, HEIC, DNG " OUTPUT: JPEG, DNG
Email	Yes	Yes
Music	PLAYBACK: MP3, AAC, AAC+, WMA, AMR-NB, AMR-WB, WAV, FLAC, APE, OGG, MID, M4A, IMY, AC3, EAC3, EAC3-JOC, AC4,RECORDING: WAV, AAC, AMR	MP3, AMR, FLAC, APE
Video	PLAYBACK: MKV, MOV, MP4, H.265 (HEVC), AVI, WMV, TS, 3GP, FLV, WEBM RECORDING: MP4	MP4, M4V, MKV, XVID
FM Radio	No	No
Speaker Type	Dual Stereo	Dual Stereo
Audio Features		Dual Ultra-Linear Speakers, Misound tuning and Dolby Atmos
Audio Jack Type		USB Type-C
Document Reader	Yes	Yes

Battery

Type	Non-Removable Battery	Non-Removable Battery
Size	6000 mAh	5520 mAh
Fast Charging	Yes, 33W Fast Charging	Yes, 45W Fast Charging
Reverse Charging	Yes, 7.5	Yes, 18W

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