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Xiaomi Poco X3 Pro
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Phone Insight
Full Specifications September 4, 2026
Xiaomi · 2021

Xiaomi Poco X3 Pro

Xiaomi Poco X3 Pro Android smartphone. Announced Mar 2021. Features 6.67″ display, Snapdragon 860 chipset, 5160 mAh battery, 256 GB storage, 8 GB RAM, Corning Gorilla Glass 6.

Display 6.67"
Chipset Snapdragon 860
RAM 6/8 GB
Storage 128GB/256GB storage, microSDXC
Camera 48 MP
Battery 5160 mAh
Build 215g, 9.4mm thickness

Launch

Announced 2021, March 22
Status Available. Released 2021, March 24

Platform

OS Android 11, upgradable to Android 12, MIUI 13 for POCO
Chipset Qualcomm Snapdragon 860 (7 nm)
CPU Octa-core (1x2.96 GHz Kryo 485 Gold & 3x2.42 GHz Kryo 485 Gold & 4x1.78 GHz Kryo 485 Silver)
GPU Adreno 640

Display

Type IPS LCD, 120Hz, 2404Hz PWM, HDR10, 450 nits (typ)
Size 6.67 inches, 107.4 cm 2 (~84.6% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection Corning Gorilla Glass 6

Memory

Card slot microSDXC (uses shared SIM slot)
Internal 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
memoryother UFS 3.1

Main Camera

Quad 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide), 1.0µm 2 MP (macro) Auxiliary lens
Features Dual-LED flash, HDR, panorama
Video 4K@30fps, 1080p@30/60/120/240fps, 1080p@960fps, gyro-EIS

Selfie camera

Single 20 MP, f/2.2, (wide), 1/3.4", 0.8µm
Features HDR, panorama
Video 1080p@30fps

Body

Dimensions 165.3 x 76.8 x 9.4 mm (6.51 x 3.02 x 0.37 in)
Weight 215 g (7.58 oz)
Build Glass front (Gorilla Glass 6), plastic back
SIM Nano-SIM + Nano-SIM
bodyother IP53 dust protected and water resistant (vertical water sprays)

Battery

Type Li-Po 5160 mAh
Charging 33W wired, 59% in 30 min, 100% in 59 min

Sound

Loudspeaker Yes, with stereo speakers
3.5mm jack Yes
optionalother 24-bit/192kHz Hi-Res audio

Comms

WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS
NFC Yes (market/region dependent)
Infrared port Yes
Radio FM radio, recording
USB USB Type-C 2.0, OTG

Network

Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 - International
Speed HSPA, LTE

Features

Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

Our Tests

Performance AnTuTu: 453223 (v8) GeekBench: 2574 (v5.1) GFXBench: 38fps (ES 3.1 onscreen)
Display Contrast ratio: 1401:1 (nominal)
Camera Photo / Video
Loudspeaker -26.1 LUFS (Good)
Battery (old) Endurance rating 112h

Misc

Colors Phantom Black, Frost Blue, Metal Bronze
Models M2102J20SG, M2102J20SI
SAR 0.99 W/kg (head)     0.67 W/kg (body)
SAR EU 0.57 W/kg (head)     0.90 W/kg (body)
In depth

Full specifications

Announced 2021, March 22
Status Available. Released 2021, March 24
OS Android 11, upgradable to Android 12, MIUI 13 for POCO
Chipset Qualcomm Snapdragon 860 (7 nm)
CPU Octa-core (1x2.96 GHz Kryo 485 Gold & 3x2.42 GHz Kryo 485 Gold & 4x1.78 GHz Kryo 485 Silver)
GPU Adreno 640
Type IPS LCD, 120Hz, 2404Hz PWM, HDR10, 450 nits (typ)
Size 6.67 inches, 107.4 cm 2 (~84.6% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection Corning Gorilla Glass 6
Card slot microSDXC (uses shared SIM slot)
Internal 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
memoryother UFS 3.1
Quad 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide), 1.0µm 2 MP (macro) Auxiliary lens
Features Dual-LED flash, HDR, panorama
Video 4K@30fps, 1080p@30/60/120/240fps, 1080p@960fps, gyro-EIS
Single 20 MP, f/2.2, (wide), 1/3.4", 0.8µm
Features HDR, panorama
Video 1080p@30fps
Dimensions 165.3 x 76.8 x 9.4 mm (6.51 x 3.02 x 0.37 in)
Weight 215 g (7.58 oz)
Build Glass front (Gorilla Glass 6), plastic back
SIM Nano-SIM + Nano-SIM
bodyother IP53 dust protected and water resistant (vertical water sprays)
Type Li-Po 5160 mAh
Charging 33W wired, 59% in 30 min, 100% in 59 min
Loudspeaker Yes, with stereo speakers
3.5mm jack Yes
optionalother 24-bit/192kHz Hi-Res audio
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS
NFC Yes (market/region dependent)
Infrared port Yes
Radio FM radio, recording
USB USB Type-C 2.0, OTG
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 - International
Speed HSPA, LTE
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Performance AnTuTu: 453223 (v8) GeekBench: 2574 (v5.1) GFXBench: 38fps (ES 3.1 onscreen)
Display Contrast ratio: 1401:1 (nominal)
Camera Photo / Video
Loudspeaker -26.1 LUFS (Good)
Battery (old) Endurance rating 112h
Colors Phantom Black, Frost Blue, Metal Bronze
Models M2102J20SG, M2102J20SI
SAR 0.99 W/kg (head)     0.67 W/kg (body)
SAR EU 0.57 W/kg (head)     0.90 W/kg (body)
Price € 169.09 / ₹ 18,990
PhoneInsight Benchmark
10.3/100
Basic

A specs-derived composite score, not a lab benchmark -- useful for ranking and comparison.

Processor 7
Display 24.5
Battery 26
4.2%Popularity rank
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