Compare specs

Network	Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
	3G bands	HSDPA 850 / 900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Global
			HSDPA 850 / 900 / 1900 / 2100
	4G bands	1, 3, 5, 7, 8, 20, 28, 38, 40, 41	1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40 - Global
		1, 3, 5, 8, 38, 40, 41	1, 3, 5, 7, 8, 34, 38, 39, 40, 41
	Speed	HSPA 42.2/5.76 Mbps, LTE (2CA) Cat12 600/50 Mbps	HSPA 42.2/5.76 Mbps, LTE (2CA) Cat12 600/150 Mbps

Launch	Announced	2019, March. Released 2019, March	2019, January 10. Released 2019, February 28
	Status	Discontinued	Discontinued

Body	Dimensions	156.1 x 75.6 x 8.3 mm (6.15 x 2.98 x 0.33 in)	159.2 x 75.2 x 8.1 mm (6.27 x 2.96 x 0.32 in)
	Weight	175 g (6.17 oz)	186 g (6.56 oz)
	Build	Glass front (Gorilla Glass 3), plastic back, plastic frame	Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
	SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM

Display	Type	IPS LCD	IPS LCD
	Size	6.22 inches, 96.6 cm2 (~81.8% screen-to-body ratio)	6.3 inches, 97.4 cm2 (~81.4% screen-to-body ratio)
	Resolution	720 x 1520 pixels, 19:9 ratio (~270 ppi density)	1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
	Protection	Corning Gorilla Glass 3	Corning Gorilla Glass 5

Platform	OS	Android 9.0 (Pie), upgradable to Android 10, Realme UI	Android 9.0 (Pie), planned upgrade to Android 10, MIUI 12
	Chipset	Mediatek MT6771 Helio P60 (12 nm) Mediatek Helio P70 (12 nm)	Qualcomm SDM660 Snapdragon 660 (14 nm)
	CPU	Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)	Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
	GPU	Mali-G72 MP3	Adreno 512

Memory	Card slot	microSDXC (dedicated slot)	microSDXC (uses shared SIM slot)
	Internal	32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM	32GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM
		eMMC 5.1	eMMC 5.1

Main Camera	Modules	13 MP, f/1.8, 1/3.1", 1.12µm, PDAF 2 MP, (depth)	48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 5 MP, f/2.2, (depth) or 12 MP, f/2.2, (wide), 1/2.9", 1.25µm, PDAF 2 MP, f/2.4, (depth)
	Features	LED flash, HDR	Dual-LED flash, HDR, panorama
	Video	1080p@30fps	1080p@30/60/120fps, (gyro-EIS)

Selfie Camera	Modules	13 MP, f/2.0, (wide), 1/3.1", 1.12µm	13 MP, f/2.0, (wide), 1/3.1", 1.12µm
	Features	HDR	HDR
	Video	1080p@30fps	1080p@30fps

Sound	Loudspeaker	Yes	Yes
	3.5mm jack	Yes	Yes

Comms	WLAN	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
	Bluetooth	4.2, A2DP, LE	5.0, A2DP, LE
	Positioning	GPS, GLONASS	GPS, GLONASS, BDS
	NFC	No	No
	Infrared port	No	Yes
	Radio	FM radio	FM radio, recording
	USB	microUSB 2.0, OTG	USB Type-C 2.0

Features	Sensors	Fingerprint (rear-mounted), accelerometer, proximity, compass	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

Battery	Type	4230 mAh, non-removable	Li-Po 4000 mAh, non-removable
	Charging	10W wired	18W wired, QC4

Misc
	Colors	Black, Dynamic Black, Radiant Blue, Diamond Red	Blue, Black, Twilight Gold, White
	SAR		1.15 W/kg (head)     1.17 W/kg (body)
	SAR EU		0.59 W/kg (head)     1.27 W/kg (body)
	Models	RMX1825, RMX1821, 1821	M1901F7G, M1901F7H, M1901F7I
	Price	About 9000 INR	About 170 EUR

Tests	Performance	AnTuTu: 132764 (v7) GeekBench: 4936 (v4.4) GFXBench: 15fps (ES 3.1 onscreen)	AnTuTu: 139075 (v7) GeekBench: 5411 (v4.4) GFXBench: 7.7fps (ES 3.1 onscreen)
	Display	Contrast ratio: 1464:1 (nominal), 2.918 (sunlight)	Contrast ratio: 1338:1 (nominal), 2.893 (sunlight)
	Camera	Compare PHOTO / Compare VIDEO
	Loudspeaker	Voice 66dB / Noise 71dB / Ring 81dB	Voice 69dB / Noise 71dB / Ring 90dB
	Audio quality	Noise -93.5dB / Crosstalk -91.6dB	Noise -90.7dB / Crosstalk -94.5dB
	Battery (old)	Endurance rating 108h	Endurance rating 108h