Phone Comparison - Samsung GALAXY S3 Neo GT-I9301I vs Samsung Galaxy A7 vs Xiaomi Redmi K30 Pro Zoom

general General Info

Manufacturer Samsung Samsung Xiaomi
Announced June 2014 Expected Announcement - December 2014 March, 2020
Status Available - June 2014 Rumored - January 2015 Coming Soon - March 2020
Price - Rs. 19,499 ($286.75) [Similarly Priced] -
Colors Black, Blue, Brown, Red, Gray, White, Pink Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B Silver, Blue, White, Purple
Form Factor Candybar Candybar Candybar
Dimension 136.6 x 70.7 x 8.6 mm
(5.38 x 2.78 x 0.34 in)
150.9 x 75.9 x 6.3 mm
(5.94 x 2.99 x 0.25 in)
163.3 x 75.4 x 8.9 mm
(6.43 x 2.97 x 0.35 in)
Weight 132 g (4.66 oz) 133 g (4.69 oz) 218 g (7.69 oz)
SIM Type - - Hybrid Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - SM-A700*/DS
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
4G Network - LTE LTE band 1(2100), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
5G Network - - 5G SA/NSA
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - - - Fingerprint Sensor (under display, optical)
IP53 Water resistant
glass back (Gorilla Glass 5), aluminum frame
Notification LED - - Yes

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v4.4.4 (KitKat) Android 10.0
Processor Quad-core 1.4 GHz Cortex-A7, - Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585), Qualcomm SM8250 Snapdragon 865 (7 nm+)
GPU - Adreno 405 Adreno 650
RAM 1.5 GB 2 GB 8 GB
Internal Memory 16 GB storage 16 GB 256 GB
External Memory microSD, up to 64 GB microSD, up to 64 GB microSDXC (uses shared SIM slot)

display Display

Type Super AMOLED capacitive touchscreen Super AMOLED capacitive touchscreen Super AMOLED Capacitive Touchscreen
Corning Gorilla Glass 5
HDR10+
800nit (Typ) brightness
100% DCI-P3 Wide Color Gamut
Colors 16M colors 16M colors 16M colors
Size 4.8 inches 5.5 inches 6.67 inches
Resolution 720 x 1280 pixels (306 ppi) 1080 x 1920 pixels (401 ppi) 1080 x 2400 pixels (395 ppi)
Screen-to-Body Ratio 65.75% 72.64% 87.05%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 12 MP, 4608 x 2592 pixels 64 MP + 8 MP + 13 MP + 2 MP
Flash LED flash LED flash LED flash
Features Auto focus, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama 64 MP, f/1.9, 26mm (wide), 1/1.72", 0.8µm, PDAF, OIS
8 MP, (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 3x optical zoom, 30x digital zoom
13 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, depth senosr
HDR, panorama
Video Yes, 1080p@30fps 1080p@30fps 4320p@30fps, 2160p@30/60fps, 1080p@30/120fps, 720p@960fps; gyro-EIS
Front Camera Yes, 1.9 MP, 720p@30fps [Similar] 5 MP [Similar] 20 MP Motorized pop-up, f/2.2, 27mm (wide), 1/3.4", 0.8µm
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps Yes Yes
Edge Class 12 Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE-A; 5G
Bluetooth Yes, v4.0 with A2DP, EDR v4.0, A2DP, EDR, LE 5.1, A2DP, LE, aptX HD
Wi-Fi Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot Wi-Fi 802.11 a/b/g/n/ac/ax, dual-band, Wi-Fi Direct, hotspot
USB Yes, microUSB v2.0 (MHL), USB On-the-go microUSB v2.0 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser HTML, Adobe Flash HTML5 Yes

memory User Memory

Internal 16 GB storage, 1.5 GB RAM 16 GB, 2 GB RAM 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM UFS 3.1
Expandable Storage microSD, up to 64 GB microSD, up to 64 GB microSDXC (uses shared SIM slot)
USB OTG Supported - Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint not 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 not supported NFC supported

battery Battery

Type Li-Ion Battery Non-removable Li-Ion battery Non-removable Li-Po Battery
Fast battery charging 33W
Capacity 2100 mAh 2600 mAh 4700 mAh
Stand by - - -
Talk Time Up to 14 h - -