Xiaomi Redmi 3S vs. Samsung Galaxy J7 (2017) DUOS

Phone Comparison, Reviews and Tests

Side by side comparison and review of Xiaomi Redmi 3S and Samsung Galaxy J7 (2017) DUOS. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

Xiaomi Redmi 3S vs. Samsung Galaxy J7 (2017) DUOS Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-J730F/DS
Form Factor Touch Touch
Height 139.3 mm 152.5 mm Samsung Galaxy J7 (2017) DUOS has greater height than Xiaomi Redmi 3S.
Width 69.6 mm 74.8 mm Samsung Galaxy J7 (2017) DUOS has greater width than Xiaomi Redmi 3S.
Depth 8.5 mm 8 mm Samsung Galaxy J7 (2017) DUOS is narrower than Xiaomi Redmi 3S.
Weight 144 g 181 g Xiaomi Redmi 3S is lighter than Xiaomi Redmi 3S.
Body Colour Gold Black
Body Material Metal -
Waterproof (Water-resistant) - -
SAR Value 0.43 W/kg (body), 0.62 W/kg (head) 1.33 W/kg (body), 0.567 W/kg (head)
Connector Type Micro-USB - 5 pin Micro-USB Type B Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Micro SIM, nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Micro SIM + nano SIM/microSD -
DISPLAY Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
Display Type - OLED display
Display Technology - Full HD Super AMOLED
Screen Size (Display Size) 5" 5.5" Samsung Galaxy J7 (2017) DUOS has larger screen size than Xiaomi Redmi 3S.
Screen Resolution (Display Resolution) 1280 x 720 pixels 1920 x 1080 pixels Samsung Galaxy J7 (2017) DUOS has better screen resolution than Xiaomi Redmi 3S.
Display Format HD Full HD
Colour Depth - 16.7 million colours
Display Features - Always-on display
PROCESSOR Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
Processor Type (CPU) Qualcomm Snapdragon 430 -
Clock Speed 1.4 GHz 1.6 GHz Samsung Galaxy J7 (2017) DUOS has higher clock speed than Xiaomi Redmi 3S.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi Redmi 3S has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 505 -
MEMORY Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
RAM 2 GB 3 GB Samsung Galaxy J7 (2017) DUOS has more RAM than Xiaomi Redmi 3S.
Internal Memory Size (Storage Capacity) 16 GB 16 GB Both phones have the same internal memory capacity.
User Memory - 10 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB microSDHC, microSDXC - up to 256 GB
CAMERA Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
MAIN CAMERA
Number of Main Cameras 1 1
Sensor Resolution 13 Megapixel 13 Megapixel Both phones have the same camera resolution.
Lens Aperture F/2.0 F/1.7 Samsung Galaxy J7 (2017) DUOS has better lens aperture than Xiaomi Redmi 3S.
Lens Construction 5-element -
Focus Adjustment Automatic Automatic
Special Effects HDR -
Camera Modes Panorama, manual mode -
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF) -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 13 Megapixel Samsung Galaxy J7 (2017) DUOS has better front camera resolution than Xiaomi Redmi 3S.
Lens Aperture (Front) F/2.2 F/1.9 Samsung Galaxy J7 (2017) DUOS has better front lens aperture than Xiaomi Redmi 3S.
Camera Modes (Front) Beautify Selfie mode -
Face Recognition (Face ID) Face recognition - Xiaomi Redmi 3S has face detection.
Video Resolutions (Front) 1920 x 1080 (1080p) -
BATTERY AND CHARGING Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
Battery Capacity (Battery Size) 4100 mAh 3600 mAh Xiaomi Redmi 3S has larger battery capacity than Samsung Galaxy J7 (2017) DUOS.
Talk Time - 1440 minutes
Run Time Details - Active online usage (WCDMA): up to 12 hrs
Active online usage (LTE): up to 15 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (video): up to 18 hrs
Playback (audio): up to 59 hrs
Playback (audio (Always On Display Off)): up to 91 hrs
Talk (WCDMA): up to 1440 min
CELLULAR Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System - Google Android
User Interface MIUI V7 -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou
COMMUNICATIONS Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band 900 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 850, 900
4G LTE Band Band 3, Band 5, Band 40 Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 40
4G LTE Frequency FDD 1800+, FDD 850, TDD 2300 FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2300
Wireless Interface IEEE 802.11b/g/n IEEE 802.11a/b/g/n/ac, ANT+/ANT
Bluetooth Bluetooth 4.1 Bluetooth 4.1
Bluetooth Profiles HID HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, HOGP
NFC - Yes Samsung Galaxy J7 (2017) DUOS has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
Supported Digital Audio Standards AAC, PCM, MP3, FLAC, AC-3, AAC +, eAAC+, MIDI WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MKV, VC-1, XviD, MPEG-4, ASF, DivX, MPEG-2, H.264, H.263, M4V, VP8, Sorenson Spark MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2
FEATURES Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, call timer, conference call, flight mode, vibrating alert
Sensors Ambient light sensor, proximity sensor, digital compass, gyro sensor, gravity sensor Accelerometer, proximity sensor, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor
Security Devices - Fingerprint reader
Additional Phone Features Infrared remote control, Reading mode -
OTHERS Xiaomi Redmi 3S Samsung Galaxy J7 (2017) DUOS
Included Accessories USB cable, power adapter, SIM card removal tool Power adapter
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