Samsung Galaxy Gran Prime Duos (TV SM-G531BT) vs OnePlus 7 (128GB)

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Side by side comparison between Samsung Galaxy Gran Prime Duos vs OnePlus 7 phones, differences, pros, cons and full specifications. What's the better?

6/6/2019 4:41 AM, updated: 2/25/2023 1:24 PM

Compare OnePlus 7 X Samsung Galaxy Gran Prime Duos (TV SM-G531BT) 06Points

Specifications Compare Models Pictures

5"
TFT

540x960

8
MP

5mp

1GB
RAM

Quad-core

2600
mAh

(Removable)

31Points OnePlus 7 (128GB) Compare Samsung Galaxy Gran Prime Duos X

Specifications Compare Models Pictures

6.41"
AMOLED

1080x2340

48
MP

16mp

6GB
RAM

Octa-core

3700
mAh

(Non removable)

What's the better phone? OnePlus 7 (128GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

6 Advantages Samsung Galaxy Gran Prime Duos (TV SM-G531BT)	vs	31 Advantages OnePlus 7 (128GB)
+Until 64GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+156 grams (5.46 ounces)17% Lighter	vs	182 grams (6.37 ounces)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
+Digital TVAdvantage Watch your favorite TV shows anywhere	vs	Not supported
1.3GHz 64bit Quad-core	vs	+2.84GHz 64bit Octa-core (7nm)158% More powerful processor, you can open your applications faster
1GB LPDDR3	vs	+6GB LPDDR4X5 times More RAM memory. Typically more responsive and better for multitasking.
8GB (4GB available)	vs	+128GB (109GB available)26 times More internal storage for applications and files
eMMC	vs	+UFS 3.0Advantage Fastest write and read storage.
8.6 millimeters (0.34 inches)	vs	+8.2 millimeters (0.32 inches)5% Thinner
TFT LCD	vs	+Optic AMOLEDAdvantage Optic AMOLED display is brighter and more vivid
Not supported	vs	+HDR10Advantage The HDR10 display provides vibrant colors and more details
540x960 pixels	vs	+1080x2340 pixels4 times Higher resolution screen
220 PPI	vs	+402 PPI83% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5"	vs	+6.41"28% Larger screen
(back) 8MP	vs	+(dual camera) 48MP + 5MP6 times Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
HDR photo only main camera	vs	+HDR photo/video on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 5MP	vs	+(front) 16MP2 times Higher resolution secondary camera to take pictures and selfies
HD (1280x720)	vs	+4K UHD (3840x2160)8 times More image quality for recording videos with the primary camera
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 5.1.1 Lollipop	vs	+Android 12Advantage Android 12 is newer and safer
3G+ HSPA+	vs	+4G LTE-AAdvantage The 4G LTE-A network is newer and faster
(3G+ HSPA+) 42 Mbps	vs	+(4G LTE-A) 1024 Mbps23 times Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (under display)Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
2600 mAh	vs	+3700 mAh42% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
4.1 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0	vs	+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+Gorilla Glass 6Advantage Protection against scratches on the screen lets you carry your phone with your keys

16 Common items in both devices

60Hz

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

Capacitive

Multitouch

Accelerometer

+9 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Change model		Choose the model
Model	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Other model names	Galaxy Grand Prime SM-G531BT (3G)	OnePlus 7 GM1900, GM1901, GM1903, GM1905, BBK GuacamoleB
Country or region available	(Global, International), Brazil, Canada, Singapore	(Global, International)
Brand	Samsung	OnePlus
Release date	6/1/2015	6/4/2019, Announced: 5/14/2019
Depth	8.6 millimeters (0.34 inches)	8.2 millimeters (0.32 inches)
Size (width x height)	72.1 x 144.8 millimeters (2.84 x 5.7 in)	74.8 x 157.7 millimeters (2.94 x 6.21 in)
Weight	156 grams (5.46 ounces)	182 grams (6.37 ounces)
Build, materials	feature not registered	Aluminum frame, glass front/back Back: Gorilla Glass 5
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Display type	TFT LCD	Optic AMOLED
Screen size	5" inches	6.41" inches
Screen-to-body ratio	~66% (screen-to-body ratio)	~85.5% (screen-to-body ratio)
Display resolution	540x960 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	220 PPI	402 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 6
Refresh rate	60Hz	60Hz
Display features	Not supported	HDR10
🤖 Operating System
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
System version	Android 5.1.1 Lollipop	Android 9.0 Pie
Firmware update	feature not registered	Android 12
User Interface	feature not registered	OxygenOS 9 / 10 / 11 / 12
⚙️ Processor
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Chipset	64bit: Marvell Armada PXA1908 (28nm)	64bit: Qualcomm Snapdragon 855 (SM8150) (7nm)
CPU	Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A53 (Quad-core)	Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core)
GPU graphical controller	Vivante GC7000UL	Qualcomm Adreno 640 (585MHz)
Performance (benchmark)	feature not registered	AnTuTu: 367812 (v7) Geekbench: 11075 (v4.4) GFXBench: 36fps (ES 3.1 onscreen)
💽 Memory and storage
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
RAM memory	1GB LPDDR3	6GB LPDDR4X
Internal storage	8GB (4GB available) eMMC	128GB (109GB available) UFS 3.0
External storage	Until 64GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	42/5.76 Mbps	1024/150 Mbps
Network technology	2G, 3G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 800/900/1700/1900/2100
Primary 4G network	Not supported	LTE Cat16/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 29, 32) TD-LTE (34, 38, 39, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 800/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat16/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 29, 32) TD-LTE (34, 38, 39, 40, 41) VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Back camera (main camera)	8 megapixels	(dual camera) 48 megapixels 5MP depth f/2.41.12µm
Main camera resolution	3264x2448 pixels	8000x6000 pixels
Video recording (primary)	HD (1280x720) 30 fps	4K UHD (3840x2160) 60 fps
Flash	LED flash	Dual-LED flash
Focal aperture	feature not registered	f/1.7 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	feature not registered	OIS: Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo only main camera	HDR photo/video on both cameras
Camera extras	feature not registered	4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) 720p@480fps (slow motion) Sony IMX586 sensor Sony IMX471 sensor
📸 Front camera
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Front camera (secondary)	5 megapixels	16 megapixels
Front camera resolution	2592x1944 pixels	4608x3456 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	25mm (lens)
Sensor size	feature not registered	1/3.1" inches
Pixel size	feature not registered	1µm pixel
🔉 Sound and multimedia
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Loudspeaker	Supported	Stereo sound
Active noise cancellation	Not supported	2 microphones or more
Radio	FM	Not supported
TV	Digital TV	Not supported
Video formats	MP4, H.264, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
USB	MicroUSB 2.0	USB 3.1 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	USB Type-C (reversible)
Bluetooth	4.1 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, SBAS
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	2600 mAh	3700 mAh
Charger, watts	Wired charging	20W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	14 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (Swype), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	External retractable antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: White, Black, Gold • Samsung TouchWiz UI • Samsung KIES	• Colors: Mirror Gray, Red • Silicon case included
☢️ Radiation rate
	Galaxy Gran Prime Duos (TV SM-G531BT)	OnePlus 7 (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.71W/kg (head), 1.38W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.598W/kg (head), 0.506W/kg (body)	feature not registered