Xiaomi Redmi 3 vs Samsung Galaxy J7 vs Oppo 3007

BASIC INFO
Model No - SM-J7008
J7008
3007
Status Discontinued Available. Released 2015, June Released 2014, December
Release Date 2016, January 2015, June 2014, November
Dimension 139.3 x 69.6 x 8.5 mm (5.48 x 2.74 x 0.33 in) 152.2 x 79.1 x 7.9 mm (5.99 x 3.11 x 0.31 in) 137.6 x 68.8 x 8.95 mm
Weight 144 g (5.08 oz) 171 g (6.03 oz) 126 g
Colors Various White, Black, Gold -
Body Metrial - Plastic -
W & D Proof - - -
SIM Type Dual SIM (Micro-SIM/Nano-SIM, dual stand-by) Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by) Dual Micro SIM
Technology GSM / CDMA / HSPA / EVDO / LTE GSM / HSPA / LTE GSM/HSPA/LTE
OS Android OS, v5.1 (Lollipop) Android OS, v5.1 (Lollipop) Android OS, v4.4 (KitKat)
PROSESSING
Processor Quad-core 1.5 GHz Cortex-A53 & quad-core 1.2 GHz Cortex-A53 Quad-core 1.4 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53
Octa-core 1.5 GHz
Quad-core 1.2 GHz
Chipset Qualcomm MSM8939v2 Snapdragon 616 Qualcomm MSM8939 Snapdragon 615
Exynos 7580 Octa
Snapdragon 410
GPU Adreno 405 Adreno 405
Mali-T720MP2
Adreno 306
MEMORY
RAM 2GB 1.5GB 1 GB
Storage 16GB 16GB 8 GB
Card Slot up to 128 GB (uses SIM 2 slot) Up to 64 GB Micro SD up to 32 GB
DISPLAY
Size 5 inches 5.5 inches 4.7 inches
Type IPS LCD capacitive touchscreen, 16M colors TFT capacitive touchscreen, 16M colors IPS LCD capacitive touchscreen, 16M colors
Resolation 720 x 1280 pixels 720 x 1280 pixels 712x1280 Pixles
PPI 294 ppi pixel density 267 ppi pixel density 312 PPI
Multi touch Yes - MIUI 7.0 Yes Yes
Protection - Corning Gorilla Glass -
CAMERA
Primary 13 MP, 4128x3096 pixels, Autofocus 13 MP, 4128 x 3096 pixels 8 MP
Video Yes, 1080p@30fps Yes, 720p@30fps Yes
Flash LED flash LED flash LED Flash
Features Geo-tagging, touch focus, face/smile detection, HDR, panorama Geo-tagging, touch focus, face detection, panorama Video recorder, Video streaming, Video player, Autofocus, Face Detection, Camera Effects, Image Viewer, HDR, F2.0 Aperture, BSI Sensor 2, Blue Glass Filter
Selfie Yes, 5 MP Yes 5 MP Yes, 5 MP
BATTERY
Battery Li-po Li-Ion Li-Ion battery
Capacity 4100 mAh 3000 mAh 2000 mAh
Removable Non-removable Yes -
StandBy - - -
Talk Time - Up to 18 h (3G) -
Music Play - Up to 76 h -
Browsing - Yes HTML5
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 / 1900
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850, GSM 900, GSM 1800, GSM 1900
3G Network HSDPA 850 / 1900 / 2100
TD-SCDMA
HSDPA 850 / 900 / 1900 / 2100 - J700F, J700H
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - J700M
HSDPA 850 / 900 / 2100 - SIM 1
4G Network LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) - J700F
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 17(700), 28(700) - J700M
-
Speed HSPA, LTE, EV-DO Rev.A 3.1 Mbps HSPA 21.1/5.76 Mbps
HSPA, LTE Cat4 150/50 Mbps
-
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Yes
BlueTooth v4.1, A2DP v4.1, A2DP Yes
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS support
NFC - Yes (Snapdragon model only) -
Audio jeck - Yes, 3.5mm 3.5mm jack
OTHERS
Sensors Accelerometer, gyro, proximity, compass Accelerometer, proximity Accelerometer, proximity, compass
Radio Yes FM radio, RDS, recording FM radio
SARUS - 1.25 W/kg (head), 1.36 W/kg (body) -
SAREU - 0.50 W/kg (head), 0.37 W/kg (body) -
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