Phone Comparison - Oppo R1 R829T vs Samsung Galaxy Note 4 Duos vs Samsung Galaxy A8

general General Info

Manufacturer Oppo Samsung Samsung
Announced December 2013 October 2014 July 2015
Status Available - December 2013 Available - October 2014 Available - August 2015
Price - - Rs. 26,990 ($396.91) [Similarly Priced]
Colors White, Black Frosted white, Charcoal black, Bronze Gold, Blossom Pink Pearl White, Midnight Black, Champagne Gold
Form Factor Candybar Candybar Candybar
Dimension 142.7 x 70.4 x 7.1 mm
(5.62 x 2.77 x 0.28 in)
153.5 x 78.6 x 8.5 mm
(6.04 x 3.09 x 0.33 in)
158 x 76.8 x 5.9 mm
(6.22 x 3.02 x 0.23 in)
Weight 140 g (4.94 oz) 175 g (6.17 oz) 151 g (5.33 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1
TD-SCDMA 1880 / 2010 - SIM 1
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional)
3G Network TD-SCDMA 1880-1920/ 2010-2025 HSDPA 850 / 900 / 1900 / 2100 - SIM 1 HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE 1800 / 2100 / 2600 (Bands 1, 3, 7) - SIM 1 LTE
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - - Fingerprint sensor (PayPal certified)
- S Pen stylus
- Fingerprint sensor

hardware Hardware and OS

OS Android OS, v4.2.1 (Jelly Bean) Android OS, v4.4.4 (KitKat) Android OS, v5.1 (Lollipop)
Processor Quad-core 1.3 GHz, MediaTek MT6582 Quad-core 2.7 GHz Krait 450, Qualcomm Snapdragon 805 Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Mali-400MP2 Adreno 420 Adreno 405
RAM 1 GB 3 GB 2 GB
Internal Memory 16 GB 16 GB 16/32 GB
External Memory No microSD, up to 128 GB microSD, up to 128 GB (uses SIM 2 slot)

display Display

Type IPS LCD capacitive touchscreen Super AMOLED capacitive touchscreen Super AMOLED capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.7 inches 5.7 inches
Resolution 720 x 1280 pixels (294 ppi) 1440 x 2560 pixels (515 ppi) 1080 x 1920 pixels (386 ppi)
Screen-to-Body Ratio 68.47% 74.32% 73.99%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS No FM radio with RDS; recording
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 16 MP, 5312 x 2988 pixels 16 MP, 5312 x 2988 pixels
Flash LED flash optical image stabil LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video Yes, 1080p 2160p@30fps, 1080p@60fps, optical stabilization, dual-video rec. 1080p@30fps
Front Camera Yes, 5 MP [Similar] 3.7 MP, 1440p [Similar] 5 MP, 1080p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA+ HSDPA, HSUPA, LTE HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps
Bluetooth Yes, v4.0 with A2DP v4.1, A2DP, EDR, LE v4.1, A2DP, EDR, LE
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 (MHL 3), USB Host, USB On-the-go microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS/ Beidou (market dependant)
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 1 GB RAM 16 GB, 3 GB RAM 16/32 GB, 2 GB RAM
Expandable Storage No microSD, up to 128 GB 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
NFC NFC not supported NFC supported NFC supported

battery Battery

Type Li-Ion Battery Li-Ion Battery Non-removable Li-Ion Battery
Capacity 2410 mAh 3000 mAh 3050 mAh
Stand by - Up to 381 h (3G) -
Talk Time - - -