Realme X9 vs Xiaomi Poco F4

Phones Images

PHONES
Phone Names	Realme X9	Xiaomi Poco F4

Network
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands	LTE	1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41
5G bands	SA/NSA	1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA
Speed	HSPA, LTE, 5G	HSPA, LTE, 5G
Technology	GSM / CDMA / HSPA / EVDO / LTE / 5G	GSM / HSPA / LTE / 5G
	CDMA2000 1xEV-DO	-

Launch
Announced	Not announced yet	2022, June 23
Status	Cancelled	Available. Released 2022, June 27

Body
Build	-	Glass front (Gorilla Glass 5), glass back
Dimensions	-	163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	-	195 g (6.88 oz)
	-	IP53, dust and splash resistant

Display
Protection	-	Corning Gorilla Glass 5
Resolution	1080 x 2400 pixels, 20:9 ratio (~411 ppi density)	1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size	6.4 inches, 98.9 cm2	6.67 inches, 107.4 cm2 (~86.6% screen-to-body ratio)
Type	OLED, HDR10	AMOLED, 120Hz, HDR10+, Dolby Vision, 900 nits (HBM), 1300 nits (peak)

Platform
CPU	-	Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
Chipset	-	Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
GPU	-	Adreno 650
OS	Android 11, Realme UI 2.0	Android 12, upgradable to Android 13, MIUI 14.2 for POCO

Memory
Card slot	No	No
Internal	128GB 8GB RAM, 256GB 12GB RAM	128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
	UFS	UFS 3.1

Main Camera
Features	LED flash, HDR, panorama	LED flash, HDR, panorama
Triple	64 MP, (wide), PDAF 13 MP, (ultrawide) Auxiliary lens	64 MP, f/1.8, (wide) 1/2.0", 0.7µm, PDAF, OIS 8 MP, f/2.2, 119˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Video	4K@30fps, 1080p@30/60/120fps, gyro-EIS	4K@30/60fps, 1080p@30/60fps

Selfie camera
Features	Panorama	-
Single	Unspecified	20 MP, f/2.5, (wide), 1/3.06", 1.0µm
Video	-	1080p@30fps

Sound
3.5mm jack	Unspecified	No
35mm jack	Unspecified	No
Loudspeaker	Yes	Yes, with stereo speakers
	24-bit/192kHz audio	24-bit/192kHz audio

Comms
Bluetooth	5.1, A2DP, LE	5.2, A2DP, LE
Infrared port	-	Yes
NFC	Unspecified	Yes (market/region dependent)
Positioning	GPS, GLONASS, GALILEO, BDS	GPS (L1+L5), GLONASS (L1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
Radio	No	No
USB	USB Type-C 2.0, OTG	USB Type-C 2.0, OTG
WLAN	Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct

Features
Sensors	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

Battery
Charging	65W wired	67W wired, PD3.0, QC3, 100% in 38 min
Type	4500 mAh	Li-Po 4500 mAh

Misc
Colors	Black; other colors	Moonlight Silver, Night Black, Nebula Green
Models	-	22021211RG, 22021211RI
Price	-	₹ 16,999

Tests
Battery life	-	Endurance rating 101h
Camera	-	Photo / Video
Display	-	Contrast ratio: Infinite (nominal)
Loudspeaker	-	-26.1 LUFS (Good)
Performance	-	AnTuTu: 590961 (v8), 698586 (v9) GeekBench: 3190 (v5.1) GFXBench: 49fps (ES 3.1 onscreen)

OUR TESTS
Battery (old)	-	Endurance rating 101h
Camera	-	Photo / Video
Display	-	1003 nits max brightness (measured)
Loudspeaker	-	-26.1 LUFS (Good)
Performance	-	AnTuTu: 590961 (v8), 698586 (v9) GeekBench: 3190 (v5.1) GFXBench: 49fps (ES 3.1 onscreen)