Phone Comparison - Oppo R1 R829T vs Xiaomi Mi 4i vs Lenovo K80

general General Info

Manufacturer Oppo Xiaomi Lenovo
Announced December 2013 April 2015 April 2015
Status Available - December 2013 Available - April 2015 Available - April 2015
Price - Rs. 8,999 ($132.34) [Similarly Priced] Rs. 18,300 ($269.12) [Similarly Priced]
Colors White, Black Black, White, Blue, Yellow, Pink Black, Silver, Red
Form Factor Candybar Candybar Candybar
Dimension 142.7 x 70.4 x 7.1 mm
(5.62 x 2.77 x 0.28 in)
138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
8.5 mm thickness
(0.33 in thickness)
Weight 140 g (4.94 oz) 130 g (4.59 oz) -
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
3G Network TD-SCDMA 1880-1920/ 2010-2025 HSDPA 850 / 900 / 1900 / 2100 HSDPA 2100
4G Network - LTE LTE
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2.1 (Jelly Bean) Android OS, v5.0 (Lollipop) Android OS, v5.0 (Lollipop)
Processor Quad-core 1.3 GHz, MediaTek MT6582 Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Quad-core 1.8 GHz
GPU Mali-400MP2 Adreno 405 -
RAM 1 GB 2 GB 4 GB
Internal Memory 16 GB 16/32 GB 64 GB
External Memory No No microSD, up to 32 GB

display Display

Type IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen IPS capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.0 inches 5.5 inches
Resolution 720 x 1280 pixels (294 ppi) 1080 x 1920 pixels (441 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 68.47% 71.57% -
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash optical image stabil
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR Geo-tagging, Touch Focus, Face Detection, HDR, Panorama
Video Yes, 1080p 1080p@30fps 1080p@30fps
Front Camera Yes, 5 MP [Similar] 5 MP [Similar] Yes [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA+ HSPA, LTE HSPA, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.0 with A2DP v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 1 GB RAM 16/32 GB, 2 GB RAM 64 GB, 4 GB RAM
32 GB, 2 GB RAM
Expandable Storage No No microSD, up to 32 GB

Apps Sensors

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

battery Battery

Type Li-Ion Battery Li-Po Battery Li-Ion Battery
Capacity 2410 mAh 3120 mAh 4000 mAh
Stand by - - -
Talk Time - - -