Phone Comparison - Xiaomi Mi 4i vs Xiaomi Mi Mix vs Oppo A57

general General Info

Manufacturer Xiaomi Xiaomi Oppo
Announced April 2015 October 2016 November 2016
Status Available - April 2015 Coming Soon - November 2016 Available - January 2017
Price Rs. 8,999 ($132.34) [Similarly Priced] Rs. 34,500 ($516.00) [Similarly Priced] Rs. 14,990 ($240.00) [Similarly Priced]
Colors Black, White, Blue, Yellow, Pink Black Gold, Rose Gold
Form Factor Candybar Candybar Candybar
Dimension 138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
158.8 x 81.9 x 7.9 mm
(6.25 x 3.22 x 0.31 in)
149.1 x 72.9 x 7.65 mm
(5.87 x 2.87 x 0.3 in)
Weight 130 g (4.59 oz) 209 g (7.37 oz) 147 g (5.19 oz)
SIM Type - Dual SIM (Nano-SIM, dual stand-by) Dual-SIM
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO - A59m
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 38(2600), 39(1900), 40(2300), 41(2500) LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail
Build Features - - Fingerprint Sensor
- Fingerprint Sensor
- Metal Build
- 2.5D Curved Glass
Notification LED - - Yes

hardware Hardware and OS

OS Android OS, v5.0 (Lollipop) Android OS, v6.0 (Marshmallow) Android OS, v6.0 (Marshmallow)
User Interface - MIUI 8.0 ColorOS 3.0
Processor Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Dual-core 2.35 GHz Kryo & Dual-core 1.6 GHz Kryo, Qualcomm MSM8996 Snapdragon 821 Octa-core 1.4 GHz Cortex-A53, Qualcomm MSM8940 Snapdragon 435
GPU Adreno 405 Adreno 530 Adreno 505
RAM 2 GB 4/6 GB 3 GB
Internal Memory 16/32 GB 128/256 GB 32 GB
External Memory No No microSD, up to 128 GB (uses SIM 2 slot)

display Display

Type IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen, To Be Confirmed IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 6.4 inches 5.2 inches
Resolution 1080 x 1920 pixels (441 ppi) 1080 x 2040 pixels (361 ppi) 720 x 1280 pixels (282 ppi)
Screen-to-Body Ratio 71.57% 83.86% 68.79%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio No FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 16 MP 13 MP
Flash LED flash Dual-LED (dual Tone) LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR Phase Detection Autofocus, f/2.0, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama Phase Detection Autofocus, f/2.2, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama
Video 1080p@30fps 2160p@30fps, 1080p@30fps, 720p@120fps 1080p@30fps
Front Camera 5 MP [Similar] 5 MP [Similar] 16 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE HSPA, LTE HSPA, LTE, VoLTE
Bluetooth v4.0, A2DP v4.2, A2DP, LE v4.1, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n, hotspot
USB microUSB v2.0 Type-C 1.0 reversible connector microUSB v2.0, USB Host
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16/32 GB, 2 GB RAM 128/256 GB, 4/6 GB RAM 32 GB, 3 GB RAM
Expandable Storage No No microSD, up to 128 GB (uses SIM 2 slot)
USB OTG - - Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Barometer Sensor barometer sensor barometer sensor present barometer sensor
NFC NFC not supported NFC supported NFC not supported

battery Battery

Type Li-Po Battery Non-removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 3120 mAh 4400 mAh 2900 mAh
Stand by - - -
Talk Time - - -