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OnePlus 3

Xiaomi Mi 9

Network
Technology	GSM / HSPA / LTE	GSM / CDMA / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
		CDMA 800 & TD-SCDMA
3G Network	HSDPA 850 / 900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network	1, 3, 5, 7, 8, 20, 38, 40	1, 2, 3, 4, 5, 7, 8, 12, 20, 28, 38, 39, 40 - Global
		1, 2, 3, 4, 5, 7, 8, 12, 17, 34, 38, 39, 40, 41 - China
Speed	HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps	HSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 1200/150 Mbps

Launch
Announced	2016, June. Released 2016, June	2019, February 20
Status	Discontinued	Available. Released 2019, March 25

Body
Dimensions	152.7 x 74.7 x 7.4 mm (6.01 x 2.94 x 0.29 in)	157.5 x 74.7 x 7.6 mm (6.20 x 2.94 x 0.30 in)
Weight	158 g (5.57 oz)	173 g (6.10 oz)
Build	Glass front (Gorilla Glass 4), aluminum back, aluminum frame	Glass front (Gorilla Glass 6), glass back (Gorilla Glass 5), aluminum frame
SIM	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)

Display
Type	Optic AMOLED	Super AMOLED, HDR10
Size	5.5 inches, 83.4 cm2 (~73.1% screen-to-body ratio)	6.39 inches, 100.2 cm2 (~85.2% screen-to-body ratio)
Resolution	1080 x 1920 pixels, 16:9 ratio (~401 ppi density)	1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Protection	Corning Gorilla Glass 4	Corning Gorilla Glass 6

Platform
OS	Android 6.0.1 (Marshmallow), upgradable to Android 9.0 (Pie)	Android 9.0 (Pie), upgradable to Android 10, MIUI 12.5
Chipset	Qualcomm MSM8996 Snapdragon 820 (14 nm)	Qualcomm SM8150 Snapdragon 855 (7 nm)
CPU	Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)	Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
GPU	Adreno 530	Adreno 640

Memory
Card slot	No	No
Internal	64GB 6GB RAM	64GB 6GB RAM, 64GB 8GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
		UFS 2.1

Main Camera
Modules	16 MP, f/2.0, 1/2.8", 1.12µm, PDAF, OIS	48 MP, f/1.8, 27mm (wide), 1/2.0", 0.8µm, PDAF, Laser AF 12 MP, f/2.2, 54mm (telephoto), 1/3.6", 1.0µm, PDAF, 2x optical zoom 16 MP, f/2.2, 13mm (ultrawide), 1/3.0", 1.0µm, PDAF
Features	LED flash, panorama, HDR	Dual-LED flash, HDR, panorama
Video	4K@30fps, 1080p@30/60fps, 720p@120fps, Auto HDR	4K@30/60fps, 1080p@30/120/240fps, 1080p@960fps

Selfie Camera
Modules	8 MP, f/2.0, 1/3.2", 1.4µm	20 MP, f/2.0, (wide), 1/3", 0.9µm
Features		HDR
Video		1080p@30fps

Sound
Loudspeaker	Yes	Yes
3.5mm jack	Yes	No

Comms
WLAN	Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Bluetooth	4.2, A2DP, LE, aptX HD	5.0, A2DP, LE, aptX HD
Positioning	GPS, GLONASS, BDS	GPS (L1+L5), GLONASS (L1), BDS (B1), GALILEO (E1+E5a), QZSS (L1+L5)
NFC	Yes	Yes
Infrared port	No	Yes
Radio	No	No
USB	USB Type-C 2.0	USB Type-C 2.0, OTG

Features
Sensors	Fingerprint (front-mounted), accelerometer, gyro, proximity, compass	Fingerprint (under display, optical), accelerometer, gyro, compass
		Virtual proximity sensing

Battery
Type	Li-Ion 3000 mAh, non-removable	Li-Po 3300 mAh, non-removable
Charging	20W wired	27W wired, QC4 20W wireless

Misc
Colors	Graphite, soft gold	Lavender Violet, Ocean Blue, Piano Black
SAR		0.99 W/kg (head)     1.04 W/kg (body)
SAR EU	0.39 W/kg (head)     0.32 W/kg (body)	1.39 W/kg (head)     1.30 W/kg (body)
Models	A3003, A3000, SM-A3000	M1902F1G
Price	About 400 EUR	About 590 EUR

Tests
Performance	Basemark OS II 2.0: 2365 Basemark X: 32715	AnTuTu: 372006 (v7) GeekBench: 11181 (v4.4) GFXBench: 35fps (ES 3.1 onscreen)
Display	Contrast ratio: Infinite (nominal), 4.424(sunlight)	Contrast ratio: Infinite (nominal), 3.921 (sunlight)
Camera	Compare PHOTO / Compare VIDEO
Loudspeaker	Voice 62dB / Noise 71dB / Ring 77dB	Voice 70dB / Noise 74dB / Ring 81dB
Audio quality	Noise -93.4dB / Crosstalk -94.4dB	Noise -93.9dB / Crosstalk -91.9dB
Battery (old)	Endurance rating 66h	Endurance rating 95h