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Nothing Phone 4b vs Redmi Note 15 SE - Full Comparison

Findprix helps you compare the Nothing Phone 4b and Redmi Note 15 SE (8GB RAM + 256GB) in terms of price, specifications, user reviews, and more. Nothing Phone 4b is priced at ₹31,900. Redmi Note 15 SE (8GB RAM + 256GB) is priced at ₹27,999. Here's a quick comparison.

ProductPrice Processor RAM Storage Display Front Camera Rear Camera Battery OS
Nothing Phone 4b₹31,900 Qualcomm Snapdragon 6 Gen 4 | 4 nm 8GB | LPDDR4X 128GB | UFS 2.2 6.77 inches | FHD+ 16MP 50MP + 8MP 6000 mAh | 33W Android 16 | Nothing OS 4.1
Redmi Note 15 SE₹27,999 Qualcomm Snapdragon 6 Gen 3 | 4 nm 8GB | LPDDR4X 256GB | UFS 2.2 6.77 inches | FHD+ 20MP 50MP + 2MP 5000 mAh | 45W Android 15 | HyperOS 2
Nothing Phone 4b
₹31,900
Nothing Phone 4b
8GB RAM + 128GB
Redmi Note 15 SE (8GB RAM + 256GB)
₹27,999
Redmi Note 15 SE
8GB RAM + 256GB
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Prices

Nothing Phone 4b

AmazonAmazon₹31,900
Vijay SalesVijay Sales₹34,999
FlipkartFlipkart₹34,999
Just ₹31 above the 1 month average of ₹31,870 — good deal.

Redmi Note 15 SE

FlipkartFlipkart₹27,999
AmazonAmazon₹29,584
Price has been stable for the last 1 month.

Ratings

Nothing Phone 4b

4.3
(1.5K)

Redmi Note 15 SE

4.2
(3K)

General

Feature Nothing Phone 4bRedmi Note 15 SE
Device TypeSmartphoneSmartphone
Operating SystemAndroid 16Android 15
OS Updates3 Years4 Years
Security Updates6 Years6 Years
Custom UINothing OS 4.1HyperOS 2

Design

Feature Nothing Phone 4bRedmi Note 15 SE
Dimensions164.4 x 78.2 x 8.6 mm164 x 75.42 x 7.82 mm
Weight210 g182 g
Water ResistanceYes, IP64 (up to 0.25m for 20 min)Yes, IP65, IP66
Dust ResistanceYesYes
Build MaterialBack: Plastic--
Durability--MIL-STD-810H compliant, Drop tested up to 1.7m
ColoursBlack, White, BlueCarbon Black, Crimson Reserve, Frosted White
FeaturesBack: Notification LED--

Display

Feature Nothing Phone 4bRedmi Note 15 SE
Touch ScreenYesYes
Touch Sampling Rate240 Hz240 Hz
Display TypeSuper AMOLEDAMOLED
BrightnessTypical: 600 nits
HBM: 1200 nits
Peak: 2000 nits		Typical: 800 nits
Peak: 3200 nits
Refresh Rate120 Hz120 Hz
Screen Size6.77 inches (17.2 cm), Full HD+6.77 inches (17.19 cm), Full HD+
Screen Resolution1080 x 2344 pixels1080 x 2392 pixels
Aspect Ratio20:9--
Screen-to-Body Ratio~87.4%~92%
Pixel Density~381 ppi~388 ppi
Curved Display--Yes
Screen ProtectionYes, AGC DT-star 2--
Dimming TechnologyPWM Dimming @ 480 HzPWM Dimming @ 3840 Hz
Features--Colour depth: 12bit, Contrast ratio: 8,000,000:1, DCI- P3 wide color gamut, Sunlight display

Rear Camera

Feature Nothing Phone 4bRedmi Note 15 SE
Camera SetupDualDual
Primary50 MP (wide)
f/1.8 aperture, 1/2.76" sensor size
OIS, PDAF		50 MP (wide)
Light Fusion 400 sensor
5P lens, f/1.8 aperture, 1/2.88" sensor size, 1.22µm pixel size
PDAF
Secondary8 MP (ultra-wide)
119.5° FoV, f/2.2 aperture, 15mm focal length, 1/4.0" sensor size, 1.12µm pixel size		2 MP (depth)
OISYes--
Gyro EISYesYes
AutofocusYesYes, PDAF
Main Sensor--Light Fusion 400
FlashYesLED flash
Video RecordingStandard: 2160p @ 30 fps, 1080p @ 60 fps
Slow Motion: 1080p @ 120 fps
Time-lapse: 2160p @ 30 fps, 1080p @ 30 fps		2160p @ 30 fps, 1080p @ 30 fps, 720p @ 30 fps

Front Camera

Feature Nothing Phone 4bRedmi Note 15 SE
Camera SetupSingleSingle
Primary16 MP (wide)
81.8° FoV, f/2.4 aperture, 1/3.0" sensor size		20 MP (wide)
4P lens, f/2.2 aperture, 1/4" sensor size
Video Recording1080p @ 30 fps1080p @ 30 fps, 720p @ 30 fps

Performance

Feature Nothing Phone 4bRedmi Note 15 SE
RAM8 GB8 GB
RAM TypeLPDDR4XLPDDR4X
ChipsetQualcomm Snapdragon 6 Gen 4Qualcomm Snapdragon 6 Gen 3
Fabrication4 nm4 nm
GPUAdreno 810Adreno 710
CPUOcta core
1x Cortex-A720s @ 2.3 GHz
3x Cortex-A720s @ 2.2 GHz
4x Cortex-A520s @ 1.8 GHz		Octa-core
4x Cortex-A78 @ 2.4 GHz
4x Cortex-A55 @ 1.8 GHz
Cooling SystemYes, Vapor Chamber--
Cooling Area4400 mm²--

Storage

Feature Nothing Phone 4bRedmi Note 15 SE
Internal Storage128 GB256 GB
Storage TypeUFS 2.2UFS 2.2
Memory Card SlotNoYes, up to 1 TB

Battery

Feature Nothing Phone 4bRedmi Note 15 SE
Battery6000 mAh5800 mAh
Battery Type--Li-Ion
Wired Charging Speed33W45W Turbo
Wired Charging Time50% charge in ~80 minutes--
Wired Reverse ChargingYes, 7.5WYes, 18W

Network

Feature Nothing Phone 4bRedmi Note 15 SE
SIMSIM 1: Nano
SIM 2: Nano		SIM 1: Nano
SIM 2: Nano (Hybrid slot)
Network Support5G, 4G, 3G, 2G5G, 4G, 3G, 2G
5G Bandsn1, n3, n5, n8, n28B, n40, n41, n77, n78n1, n3, n5, n8, n28, n40, n78
4G BandsB1, B3, B5, B8, B28B, B38, B40, B41B1, B3, B5, B8, B28, B40, B41
Navigation SupportGPS (L1), Glonass (G1), Galileo (E1), BDS (B1I), QZSS (L1)GPS (L1), Glonass (G1), Galileo (E1), BDS (B1I + B1C)

Connectivity

Feature Nothing Phone 4bRedmi Note 15 SE
BluetoothYes, v6.0Yes, v5.1
Wi-FiYes, Wi-Fi 7 (802.11 a/b/g/n/ac/be/ax), MIMOYes, Wi-Fi 5 (802.11 a/b/g/n/ac), Dual Band
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
NFCYes--
Infrared port--Yes

Features

Feature Nothing Phone 4bRedmi Note 15 SE
Audio JackYes, USB Type-CUSB Type-C
FM Radio--No
Loud SpeakerYesYes
Stereo SpeakersYesYes, Dolby Atmos
Fingerprint SensorYes, In-displayYes, In-display
SensorsAccelerometer, Compass, Gyroscope, Light Sensor, Proximity SensorAccelerometer, Compass, Gyroscope, Light Sensor, Proximity Sensor
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