Xiaomi 15 vs Nothing Phone 3 (16GB RAM + 512GB)


Quick Comparison


Nothing Phone 3 (16GB RAM + 512GB) has better RAM than Xiaomi 15. In terms of display resolution, Nothing Phone 3 (16GB RAM + 512GB) has better resolution of 2800 x 1260 than Xiaomi 15 which has resolution of 2670 x 1200. Both have the same amount of internal memory.

NameXiaomi 15Nothing Phone 3 (16GB RAM + 512GB)
RAM12 GB16 GB
Display6.36 in6.67 in
Internal Memory512 GB512 GB
Battery5240 mAh5500 mAh
Camera50 MP + 50 MP + 50 MP Triple50 MP + 50 MP + 50 MP Triple
PriceRs. 64998Rs. 89999

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Detailed Comparison


Price And Launch

The launch Date of the first phone is March 11, 2025. The cost of Xiaomi 15 is Rs. 64998. The launch Date of the second phone is July 01, 2025. The cost of Nothing Phone 3 (16GB RAM + 512GB) is Rs. 89999.

Display comparison

Nothing Phone 3 (16GB RAM + 512GB) has larger screen size of 6.67 inches in comparison to Xiaomi 15's 6.36 inch screen. Xiaomi 15 has OLED Screen type where as Nothing Phone 3 (16GB RAM + 512GB) has Screen type. Both have same 460 PPI. In terms of screen to body ratio, Xiaomi's phone has better screen to body ratio of ~ 90% than Nothing's phone ~ 88.8%. Xiaomi 15 has 20.5:9 aspect ratio where as Nothing Phone 3 (16GB RAM + 512GB) has 20:9 aspect ratio.

Memory comparison

Nothing Phone 3 (16GB RAM + 512GB)'s larger 16 GB RAM is better for playing games and all with respect to Xiaomi 15's lower 12 GB RAM. and both have same Internal Memory of 512 GB.

Camera comparison

They both have the same 50 MP + 50 MP + 50 MP Triple Rear Camera. Nothing Phone 3 (16GB RAM + 512GB) will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to Xiaomi 15's 32 MP Front Camera.

Technical comparison

Both the phones run on Android Operating System Version 15.

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Full Comparison


NameXiaomi 15Nothing Phone 3 (16GB RAM + 512GB)
General
Model15Phone 3
Sim TypeDual Sim, GSM+GSMDual Sim, GSM+GSM
Dual SimYesYes
Sim SizeNano+Nano SIMeSIM+Nano SIM
Device TypeSmartphoneSmartphone
OS Updates5 years
Security Updates7 years
Release DateMarch 11, 2025July 01, 2025
In The BoxMobile Phone, Adapter, USB Type-C Cable, SIM Eject Tool, Protective Case, Safety Information, Quick Start Guide and Warranty Card, DesiccantHandset (Screen Protector Pre Applied), User Guide, Safety Guide, Sim Ejector, Protective Case, 5A Cable
Design
Dimensions71.2 x 152.3 x 8.08 mm75.59 x 160.6 x 8.99 mm
Weight191 g218 g
Bezel lessYes
ColorsWhite, Black, GreenWhite, Black
Display
TypeColor OLED Screen (68B)Color AMOLED Flexible LTPS (1.07B)
TouchYes, 300 Hz Touch Sampling RateYes
Size6.36 inches, 1200 x 2670 pixels, 120 Hz6.67 inches, 1260 x 2800 pixels, 120 Hz
Aspect Ratio20.5:920:9
PPI~ 460 PPI~ 460 PPI
Screen to Body Ratio~ 90%~ 88.8%
Glass TypeCorning Gorilla Glass 5
BrightnessPeak Brightness: 4500 nits,, Outdoor Brightness: 1600 nits Typical Brightness: 800 nits
FeaturesPeak Brightness: 3200 Nits Covering 25% Display Area, Dimming: DC Dimming, Original Color Pro, Pro HDR, Wet Touch Technology, HDR10, HDR10+, Dolby Vision, TÜV Rheinland Low Blue Light (Hardware Solution) Certified, TÜV Rheinland Flicker Free Certified, TÜV Rheinland Circadian Friendly CertifiedContrast Ratio: 1,000,000:1, Touch sampling rate: 1000 Hz, PWM Frequency: 2160 Hz
NotchYes, Punch HoleYes, Punch Hole
Memory
RAM12 GB16 GB
RAM TypeLPDDR5X
Expandable RAMUpto 8 GB Extra Virtual RAM
Storage512 GB512 GB
Storage TypeUFS 4UFS 3.1
Connectivity
GPRSYesYes
EDGEYesYes
3GYesYes
4GYesYes
5GYesYes
5G BandsSA: n1/2/3/5/7/8/12/20/25/26/28/38/40/41/48/66/75/77/78, NSA: n1/3/5/7/8/20/28/38/40/41/66/75/77/785G NR bands: n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n30, n38, n40, n41, n48, n66, n71, n77, n78 - SA/NSA
VoLTEYes, Dual Stand-ByYes, Dual Stand-By
Vo5GYes
WifiYes, with wifi-hotspotYes, with wifi-hotspot
Wifi VersionWi-Fi 6Wi-Fi 7, 802.11 a/b/g/n/ac/ax/be, 2.4G/5G/6G Tri-band, 2x2 MIMO and MU-MIMO, Wi-Fi Direct, Hotspot
BluetoothYes, v6.0, A2DP, LE, aptX HD, aptX AdaptiveYes, v6.0
USBYes, USB-C v3.2Yes, USB-C v3.1
USB FeaturesUSB on-the-go, USB ChargingUSB Tethering, USB on-the-go, USB Charging, USB Storage
IR BlasterYes
Performance
AnTuTu Score2,349,482 (Total) (v10)
547,971 (CPU)
994,177 (GPU)
446,987 (Memory)
360,347 (UX)
AnTuTu Storage Score168,399
Geekbench Score8,391 (Multi Core) (v6)
2,662 (Single Core)
18,093 (OpenCL)
24,464 (Vulkan)
3DMark Score6,101 (Wild Life Extreme)
Camera Score147 (DxOMark)
Speaker Score76 (Very Good)
Battery Test Result16.15 hours
Extra
GPSGPS: L1+L5, Galileo: E1+E5a, GLONASS: G1, Beidou, QZSS: L1 + L5, NavIC: L5, A-GPS Supplementary Positioning, Electronic Compass, Wireless Network, Data Network, SAPL1+L5 dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC and SBAS
Fingerprint SensorYes, In DisplayYes, In Display
Face UnlockYesYes
SensorsProximity Sensor, Ambient Light Sensor, Accelerometer, Gyroscope, Electronic Compass, IR Blaster, Laser Focus Sensor, Barometer, Flicker Sensor, X-Axis Linear Vibration MotorE-Compass, Gyroscope, Accelerometer, Ambient Light Sensor, Proximity Sensor, Flicker Sensor, Fingerprint Sensor
3.5mm Headphone JackNoNo
NFCYesYes
AI FeaturesXiaomi HyperAI, AI Writing, AI Speech Recognition, AI Interpreter, AI Creativity Assistant, And More, Circle to Search With Google, Google Gemini
Water ResistanceYes, 1.5 m upto 30 minYes
IP RatingIP68IP68
Dust ResistantYesYes
Extra FeaturesXiaomi Wing-type IceLoop systemNew Glyph Interface at Back
Camera
Rear Camera50 MP ƒ/1.6 (Wide Angle)
23mm (wide), 1/1.31", 1.2µm, dual pixel PDAF, OIS
50 MP ƒ/2 (Telephoto)
60mm, PDAF (10cm - ∞), OIS, 3x optical zoom
50 MP ƒ/2.2 (Ultra Wide)
14mm, 115˚
50 MP ƒ/1.88 (Wide Angle)
OV50H, f/1.68 Aperture, 1/1.3 inch Sensor Size, OIS, Autofocus, Staggered HDR
50 MP
3X Periscope Lens (JN5, f/2.68 Aperture, 1/2.75 inch Sensor Size, OIS, 3X Optical Zoom, 60X Digital Zoom, Autofocus
50 MP ƒ/2.2
JN1, f2.2 Aperture, 1/2.76 inch Sensor, EIS, Staggered HDR
Camera SensorLight Fusion 900
OISYesYes
Auto FocusYesYes
FeaturesLaser AF, Leica lens, dual-tone, Two Leica Photographic Styles (Leica Authentic Look, Leica Vibrant Look), Leica Filters, Leica Classic Shutter Sound, Leica Watermark, Xiaomi ProFocus (Motion Tracking Focus, Eye Tracking Focus and Motion Capture), Lightning Burst, Digital Zoom Up to 60x, HDR, Dynamic Shot, Portrait Mode, Master-Lens System (23mm, 35mm, 60mm, 75mm), Night Mode (Wide/Ultra Wide/Telephoto), 50MP Mode (Wide/Ultra Wide/Telephoto), Super Macro, Panorama, Long Exposure, Documents, Fastshot Mode, Supermoon, Pro Mode, Image Formats Captured: DNG, HEIF, JPEG, RAW ModeDigital Zoom 60X, TrueLens Engine 4, Ultra XDR, Auto Tone, Portrait Optimiser, Motion Capture Mode, Night Mode, Macro Mode, Action Mode, Video recording
Video Recording8K @ 24/30 fps UHD, 4K @ 24/30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 30 fps HD4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 30 fps HD
FlashYes, Dual LEDYes, Dual LED
Front Camera32 MP ƒ/2 (Wide Angle)
Punch Hole
50 MP ƒ/2.2 (Wide Angle)
JN1, f/2.2 Aperture, 1/2.76 inch Sensor Size, EIS, Staggered HDR
Punch Hole, Screen Flash
Front Video Recording4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD1080p, 4K
Technical
OSAndroid v15Android v15
Custom UIXiaomi HyperOS 2Nothing OS 3.5
ChipsetQualcomm Snapdragon 8 Elitequalcomm Snapdragon 8s Gen4
CPU4.32 GHz, Octa Core Processor3.2 GHz, Octa Core Processor
Core Details2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz1xCortex-X4@ 3.20 GHz & 3xCortex-A720@3.00 GHz& 2xA720 @2.80 GHz, & 2xA720@2.02 GHz
Fabrication Node4nm
GPUAdreno 830Adreno 825
NPUQualcomm Hexagon™NPU
JavaNoNo
BrowserYesYes, supports HTML5
Multimedia
EmailYesYes
MusicMP3, FLAC, APE, AAC, OGG, WAV, AMR, AWBMP3, AAC, AAC+, WMA, AMR-NB, AMR-WB, WAV, FLAC, APE, OGG, MID, M4A, IMY, Recording: WAV, AAC, AMR
VideoMP4, MKV, WEBM, 3GP, TS, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video ContentMKV, MOV, MP4, H.265 (HEVC), AVI, WMV, TS, 3GP, FLV, WEBM, Recording: MP4
FM RadioNoNo
Speaker TypeStereoSymmetric Stereo Speakers
Audio FeaturesDolby Atmos
Document ReaderYesYes
Battery
TypeNon-Removable BatteryNon-Removable Battery
Size5240 mAh, Si/C5500 mAh, Li-ion Battery
Fast ChargingYes, 90W HyperChargeYes, 65W Fast Charging
Wireless ChargingYes, 50W HyperChargeYes, 15W
Reverse ChargingYesYes, 7.5W
Reverse Wireless ChargingYes, 5W

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