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Realme U1 vs Asus ZenFone 3S Max vs Xiaomi Redmi Note 4

Realme U1 vs Asus ZenFone 3S Max vs Xiaomi Redmi Note 4 comparison

Show Only Differences Highlight Differences	Realme U1	Asus ZenFone 3S Max	Xiaomi Redmi Note 4
ratings
Overall NDTV Rating	Read Review	Read Review	Read Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display	6.30-inch	5.20-inch	5.50-inch
Processor	MediaTek Helio P70	MediaTek MT6750	Qualcomm Snapdragon 625
Front Camera	25-megapixel	8-megapixel	5-megapixel
Rear Camera	13-megapixel + 2-megapixel	13-megapixel	13-megapixel
RAM	4GB	3GB	4GB
Storage	64GB	32GB	64GB
Battery Capacity	3500mAh	5000mAh	4100mAh
OS	Android 8.1 Oreo	Android 7.0	Android 6.0
Resolution	1080x2340 pixels	720x1280 pixels	1080x1920 pixels
general
Brand	Realme	Asus	Xiaomi
Model	U1	ZenFone 3S Max	Redmi Note 4
Release date	November 1, 2018	January 1, 2017	August 1, 2016
Launched in India	Yes	-	Yes
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	157.00 x 74.00 x 8.00	-	151.00 x 76.00 x 8.30
Weight (g)	168.00	175.00	175.00
Battery capacity (mAh)	3500	5000	4100
Removable battery	No	No	No
Wireless charging	No	-	-
Colours	Ambitious Black, Brave Blue, and Fiery Gold	Black, Sand Gold	Gold, Grey, Matte Black
SAR value	1.31	-	-
Alternate names	-	ZC521TL	-
display
Screen size (inches)	6.30	5.20	5.50
Touchscreen	Yes	Yes	Yes
Resolution	1080x2340 pixels	720x1280 pixels	1080x1920 pixels
Protection type	Gorilla Glass	-	-
Aspect ratio	19.5:9	-	16:9
Pixels per inch (PPI)	409	-	401
hardware
Processor	2.1GHz octa-core	1GHz octa-core	2GHz octa-core
Processor make	MediaTek Helio P70	MediaTek MT6750	Qualcomm Snapdragon 625
RAM	4GB	3GB	4GB
Internal storage	64GB	32GB	64GB
Expandable storage	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	256	256	128
Dedicated microSD slot	Yes	-	-
camera
Rear camera	13-megapixel (f/2.2) + 2-megapixel (f/2.4)	13-megapixel	13-megapixel (f/2.0, 1.12-micron)
Rear flash	LED	Dual LED	Dual LED
Front camera	25-megapixel (f/2.0)	8-megapixel	5-megapixel (f/2.0)
Rear autofocus	-	-	Phase detection autofocus
software
Operating system	Android 8.1 Oreo	Android 7.0	Android 6.0
Skin	ColorOS 5.2	ZenUI 3.0	MIUI 8
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	-	802.11 a/b/g/n
GPS	Yes	No	Yes
Bluetooth	Yes, v 4.20	Yes, v 4.10	Yes, v 4.10
USB OTG	Yes	Yes	Yes
Micro-USB	Yes	-	Yes
Headphones	3.5mm	3.5mm	3.5mm
FM	Yes	Yes	Yes
Number of SIMs	2	2	2
Active 4G on both SIM cards	Yes	-	-
NFC	-	No	No
Infrared	-	No	Yes
Wi-Fi Direct	-	No	No
Mobile High-Definition Link (MHL)	-	No	No
sim 1
SIM Type	Nano-SIM	Micro-SIM	Micro-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sensors
Face unlock	Yes	-	-
Fingerprint sensor	Yes	-	Yes
Compass/ Magnetometer	Yes	No	Yes
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes
Gyroscope	Yes	Yes	Yes
Barometer	-	No	No
Temperature sensor	-	No	No

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