Nothing Phone 3 (16GB RAM + 512GB) vs Xiaomi 15
Here you can compare Nothing Phone 3 (16GB RAM + 512GB) and Xiaomi 15. Comparing Nothing Phone 3 (16GB RAM + 512GB) vs Xiaomi 15 on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Nothing Phone 3 (16GB RAM + 512GB) stands against Xiaomi 15 and which one should you buy The current lowest price found for Nothing Phone 3 (16GB RAM + 512GB) is ₹55,799 and for Xiaomi 15 is ₹68,999. The details of both of these products were last updated on Nov 19, 2025.
| Specification | Nothing Phone 3 (16GB RAM + 512GB) | Xiaomi 15 |
|---|---|---|
| RAM | 16 GB | 12 GB |
| Display | 6.67 inches, 1260 x 2800 pixels, 120 Hz | 6.36 inches, 1200 x 2670 pixels, 120 Hz |
| Battery | 5500 mAh, Li-ion Battery | 5240 mAh, Si/C |
| Internal Memory | 512 GB | 512 GB |
| CPU | 3.2 GHz, Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Price | ₹55,799 | ₹68,999 |
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Overview
| Specs Score | 91 / 100 Better Specs | 90 / 100 |
| Display Resolution | 1260 x 2800 pixels Better Resolution | 1200 x 2670 pixels |
| RAM | 16 GB More RAM | 12 GB |
| CPU Clock Speed | 3.2 GHz | 4.32 GHz Faster Clock Speed |
| Front Camera | 50 MP Better Front Camera Resolution | 32 MP |
| Weight | 218 g | 191 g Lighter |
| Thickness | 8.99 mm | 8.08 mm Slimmer |
| Unique Features | No | IR Blaster |
General
| Model | Phone 3 | 15 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | eSIM+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 5 years | |
| Security Updates | 7 years | |
| Release Date | July 01, 2025 | March 11, 2025 |
| In The Box | Handset (Screen Protector Pre Applied), User Guide, Safety Guide, Sim Ejector, Protective Case, 5A Cable | Mobile Phone, Adapter, USB Type-C Cable, SIM Eject Tool, Protective Case, Safety Information, Quick Start Guide and Warranty Card, Desiccant |
Design
| Dimensions | 75.59 x 160.6 x 8.99 mm | 71.2 x 152.3 x 8.08 mm |
| Weight | 218 g | 191 g |
| Bezel less | Yes | |
| Colors | White, Black | White, Black, Green |
Display
| Type | Color AMOLED Flexible LTPS (1.07B) | Color OLED Screen (68B) |
| Touch | Yes | Yes, 300 Hz Touch Sampling Rate |
| Size | 6.67 inches, 1260 x 2800 pixels, 120 Hz | 6.36 inches, 1200 x 2670 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 460 PPI | ~ 460 PPI |
| Screen to Body Ratio | ~ 88.8% | ~ 90% |
| Glass Type | Corning Gorilla Glass 5 | |
| Brightness | Peak Brightness: 4500 nits,, Outdoor Brightness: 1600 nits Typical Brightness: 800 nits | |
| Features | Contrast Ratio: 1,000,000:1, Touch sampling rate: 1000 Hz, PWM Frequency: 2160 Hz | Peak 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 Certified |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 16 GB | 12 GB |
| RAM Type | LPDDR5X | |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 512 GB | 512 GB |
| Storage Type | UFS 3.1 | UFS 4 |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G NR bands: n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n30, n38, n40, n41, n48, n66, n71, n77, n78 - SA/NSA | SA: n1/2/3/5/7/8/12/20/25/26/28/38/40/41/48/66/75/77/78, NSA: n1/3/5/7/8/20/28/38/40/41/66/75/77/78 |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-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 | Wi-Fi 6 |
| Bluetooth | Yes, v6.0 | Yes, v6.0, A2DP, LE, aptX HD, aptX Adaptive |
| USB | Yes, USB-C v3.1 | Yes, USB-C v3.2 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
| IR Blaster | Yes |
Performance
| AnTuTu Score | 1,946,119 (Total) (v10) | 2,349,482 (Total) (v10) 547,971 (CPU) 994,177 (GPU) 446,987 (Memory) 360,347 (UX) |
| AnTuTu Storage Score | 218,340 | 168,399 |
| Geekbench Score | 6,901 (Multi Core) (v6) 2,137 (Single Core) 13,758 (OpenCL) 18,903 (Vulkan) | 8,391 (Multi Core) (v6) 2,662 (Single Core) 18,093 (OpenCL) 24,464 (Vulkan) |
| 3DMark Score | 15,824 (Wild Life) | 6,101 (Wild Life Extreme) |
| Camera Score | 147 (DxOMark) | |
| Speaker Score | 76 (Very Good) | |
| Battery Test Result | 16.15 hours |
Extra
| GPS | L1+L5 dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC and SBAS | GPS: L1+L5, Galileo: E1+E5a, GLONASS: G1, Beidou, QZSS: L1 + L5, NavIC: L5, A-GPS Supplementary Positioning, Electronic Compass, Wireless Network, Data Network, SAP |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | E-Compass, Gyroscope, Accelerometer, Ambient Light Sensor, Proximity Sensor, Flicker Sensor, Fingerprint Sensor | Proximity Sensor, Ambient Light Sensor, Accelerometer, Gyroscope, Electronic Compass, IR Blaster, Laser Focus Sensor, Barometer, Flicker Sensor, X-Axis Linear Vibration Motor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| AI Features | Xiaomi HyperAI, AI Writing, AI Speech Recognition, AI Interpreter, AI Creativity Assistant, And More, Circle to Search With Google, Google Gemini | |
| Water Resistance | Yes | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | New Glyph Interface at Back | Xiaomi Wing-type IceLoop system |
Camera
| Rear Camera | 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 | 50 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˚ |
| Camera Sensor | Light Fusion 900 | |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Digital Zoom 60X, TrueLens Engine 4, Ultra XDR, Auto Tone, Portrait Optimiser, Motion Capture Mode, Night Mode, Macro Mode, Action Mode, Video recording | Laser 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 Mode |
| Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 30 fps HD | 8K @ 24/30 fps UHD, 4K @ 24/30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 30 fps HD |
| Flash | Yes, Dual LED | Yes, Dual LED |
| Front Camera | 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 | 32 MP ƒ/2 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p, 4K | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD |
Technical
| OS | Android v15 | Android v15 |
| Custom UI | Nothing OS 3.5 | Xiaomi HyperOS 2 |
| Chipset | qualcomm Snapdragon 8s Gen4 | Qualcomm Snapdragon 8 Elite |
| CPU | 3.2 GHz, Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Core Details | 1xCortex-X4@ 3.20 GHz & 3xCortex-A720@3.00 GHz& 2xA720 @2.80 GHz, & 2xA720@2.02 GHz | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz |
| Fabrication Node | 4nm | |
| GPU | Adreno 825 | Adreno 830 |
| NPU | Qualcomm Hexagon™NPU | |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
Multimedia
| Yes | Yes | |
| Music | MP3, AAC, AAC+, WMA, AMR-NB, AMR-WB, WAV, FLAC, APE, OGG, MID, M4A, IMY, Recording: WAV, AAC, AMR | MP3, FLAC, APE, AAC, OGG, WAV, AMR, AWB |
| Video | MKV, MOV, MP4, H.265 (HEVC), AVI, WMV, TS, 3GP, FLV, WEBM, Recording: MP4 | MP4, MKV, WEBM, 3GP, TS, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video Content |
| FM Radio | No | No |
| Speaker Type | Symmetric Stereo Speakers | Stereo |
| Audio Features | Dolby Atmos | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5500 mAh, Li-ion Battery | 5240 mAh, Si/C |
| Fast Charging | Yes, 65W Fast Charging | Yes, 90W HyperCharge |
| Wireless Charging | Yes, 15W | Yes, 50W HyperCharge |
| Reverse Charging | Yes, 7.5W | Yes |
| Reverse Wireless Charging | Yes, 5W |
Discuss
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