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Xiaomi Redmi 6 Pro vs Xiaomi Redmi 4 vs Xiaomi Mi 4i vs Xiaomi Mi 4

Xiaomi Redmi 6 Pro vs Xiaomi Redmi 4 vs Xiaomi Mi 4i vs Xiaomi Mi 4 comparison

Show Only Differences Highlight Differences	Xiaomi Redmi 6 Pro	Xiaomi Redmi 4	Xiaomi Mi 4i	Xiaomi Mi 4
ratings
Overall NDTV Rating	Read Review	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	5.84-inch	5.00-inch	5.00-inch	5.00-inch
Processor	Qualcomm Snapdragon 625	Qualcomm Snapdragon 435	Qualcomm Snapdragon 615	Qualcomm Snapdragon 801
Front Camera	5-megapixel	5-megapixel	5-megapixel	8-megapixel
Rear Camera	12-megapixel + 5-megapixel	13-megapixel	13-megapixel	13-megapixel
RAM	4GB	3GB	2GB	3GB
Storage	64GB	32GB	16GB	16GB
Battery Capacity	4000mAh	4100mAh	3120mAh	3080mAh
OS	Android 8.1 Oreo	Android 6.0.1	Android 5.0.2	Android 4.4
Resolution	1080x2280 pixels	720x1280 pixels	1080x1920 pixels	1080x1920 pixels
general
Brand	Xiaomi	Xiaomi	Xiaomi	Xiaomi
Model	Redmi 6 Pro	Redmi 4	Mi 4i	Mi 4
Release date	September 1, 2018	November 1, 2016	April 1, 2015	July 1, 2014
Launched in India	Yes	Yes	-	Yes
Form factor	Touchscreen	Touchscreen	Touchscreen	Touchscreen
Body type	Metal	-	-	-
Dimensions (mm)	149.33 x 71.68 x 8.75	139.30 x 69.90 x 8.65	138.10 x 69.60 x 7.80	139.20 x 68.50 x 8.90
Weight (g)	178.00	150.00	130.00	156.00
Battery capacity (mAh)	4000	4100	3120	3080
Removable battery	No	No	No	No
Wireless charging	No	-	-	-
Colours	Gold, Blue, Black, Red	Gold, Black	Black, White, Orange, Light Blue, and Pink	White
SAR value	0.96	-	-	-
display
Screen size (inches)	5.84	5.00	5.00	5.00
Touchscreen	Yes	Yes	Yes	Yes
Resolution	1080x2280 pixels	720x1280 pixels	1080x1920 pixels	1080x1920 pixels
Aspect ratio	19:9	16:9	-	16:9
Pixels per inch (PPI)	432	296	441	-
Protection type	-	Gorilla Glass	-	-
hardware
Processor	2GHz octa-core (8x2GHz)	1.4GHz octa-core	1.7GHz octa-core	2.5GHz quad-core
Processor make	Qualcomm Snapdragon 625	Qualcomm Snapdragon 435	Qualcomm Snapdragon 615	Qualcomm Snapdragon 801
RAM	4GB	3GB	2GB	3GB
Internal storage	64GB	32GB	16GB	16GB
Expandable storage	Yes	Yes	No	No
Expandable storage type	microSD	microSD	-	-
Expandable storage up to (GB)	256	128	-	-
Dedicated microSD slot	Yes	-	-	-
camera
Rear camera	12-megapixel (f/2.2, 1.25-micron) + 5-megapixel	13-megapixel	13-megapixel	13-megapixel (f/1.8, 1.12-micron)
Rear autofocus	Phase detection autofocus	-	-	Yes
Rear flash	LED	LED	Dual LED	LED
Front camera	5-megapixel	5-megapixel	5-megapixel	8-megapixel (f/1.8)
Front flash	No	-	-	-
software
Operating system	Android 8.1 Oreo	Android 6.0.1	Android 5.0.2	Android 4.4
Skin	MIUI 9.6	MIUI 8	MIUI 6	MIUI 6
connectivity
Wi-Fi	Yes	Yes	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n	802.11 b/g/n	802.11 b/g/n/ac	802.11 a/b/g/n/ac
GPS	Yes	Yes	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 4.10	Yes, v 4.10	Yes, v 4.00
NFC	No	No	No	No
Infrared	Yes	Yes	No	Yes
USB OTG	Yes	Yes	Yes	Yes
USB Type-C	No	-	-	-
Micro-USB	Yes	Yes	-	Yes
Headphones	3.5mm	3.5mm	3.5mm	3.5mm
FM	Yes	Yes	Yes	Yes
Number of SIMs	2	2	2	1
Active 4G on both SIM cards	No	-	-	-
Wi-Fi Direct	-	No	Yes	No
Mobile High-Definition Link (MHL)	-	No	No	No
sim 1
SIM Type	Nano-SIM	Micro-SIM	Micro-SIM	Micro-SIM
GSM/CDMA	GSM	GSM	GSM	GSM
3G	Yes	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes	No
sim 2
SIM Type	Nano-SIM	Nano-SIM	Micro-SIM	-
GSM/CDMA	GSM	GSM	GSM	-
3G	Yes	Yes	Yes	-
4G/ LTE	Yes	Yes	Yes	-
sensors
Face unlock	Yes	-	-	-
3D face recognition	No	-	-	-
Fingerprint sensor	Yes	Yes	-	-
Compass/ Magnetometer	Yes	Yes	Yes	Yes
Proximity sensor	Yes	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes	Yes
Gyroscope	Yes	Yes	Yes	Yes
Barometer	-	No	No	Yes
Temperature sensor	-	No	No	No