Samsung Galaxy J7 (SM-J7008) vs Motorola Moto G31 (64GB)

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Side by side comparison between Samsung Galaxy J7 vs Motorola Moto G31 phones, differences, pros, cons and full specifications. What's the better?

12/29/2021 12:38 PM, updated: 6/6/2025 5:42 PM

Compare Motorola Moto G31 X Samsung Galaxy J7 (SM-J7008) 07Points

Specifications Compare Models Pictures

5.5"
TFT

720x1280

13
MP

5mp

1.5GB
RAM

Octa-core

3000
mAh

(Removable)

25Points Motorola Moto G31 (64GB) Compare Samsung Galaxy J7 X

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2400

50
MP

13mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Motorola Moto G31 (64GB)

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!

7 Advantages Samsung Galaxy J7 (SM-J7008)	vs	25 Advantages Motorola Moto G31 (64GB)
+168 grams (5.88 ounces)8% Lighter	vs	181 grams (6.34 ounces)
+7.9 millimeters (0.31 inches)9% Thinner	vs	8.6 millimeters (0.34 inches)
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+ANT+Advantage Sensors help you use the device	vs	Not supported
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
1.4GHz 64bit Octa-core (28nm)	vs	+2GHz 64bit Octa-core (12nm)66% More powerful processor, you can open your applications faster
1.5GB LPDDR3	vs	+4GB LPDDR4X167% More RAM memory. Typically more responsive and better for multitasking.
16GB (11GB available)	vs	+64GB (49GB available)3 times More internal storage for applications and files
eMMC 4.5	vs	+eMMC 5.1Advantage Fastest write and read storage.
Until 128GB microSD, microSDXC	vs	+Until 1TB microSD, microSDXC7 times More external storage for files using memory cards
TFT LCD	vs	+AMOLEDAdvantage AMOLED display is brighter and more vivid
720x1280 pixels	vs	+1080x2400 pixels181% Higher resolution screen
267 PPI	vs	+411 PPI54% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"	vs	+6.4"16% Larger screen
(back) 13MP	vs	+(triple camera) 50MP + 8MP + 2MP4 times Higher resolution main camera
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/1.9 (aperture)	vs	+f/1.8 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 5MP	vs	+(front) 13MP154% Higher resolution secondary camera to take pictures and selfies
Android 6.0.1 Marshmallow	vs	+Android 11Advantage Android 11 is newer and safer
(4G LTE) 150 Mbps	vs	+(4G LTE-A) 300 Mbps100% Faster for surfing the internet and download files
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (side-mounted)Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
3000 mAh	vs	+5000 mAh67% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
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
4.1 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
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	+Water repellent nano-coating (don't immerse)Advantage Protection against water allows you talk to your friends in the rain, for example

24 Common items in both devices

Plastic body / Plastic body, glass front

60Hz

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

Full HD (1920x1080)

+17 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 J7 (SM-J7008)	Moto G31 (64GB)
Change model		Choose the model
Model	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
Other model names	Galaxy J7 (4G) SM-J7008 Dual-Sim	Lenovo Moto G31 XT2173-1, XT2173-2, XT2173-3
Country or region available	China	(Latin America), (Global, International)
Brand	Samsung	Motorola
Release date	7/16/2015, Announced: 6/19/2015	12/6/2021, Announced: 11/18/2021
Depth	7.9 millimeters (0.31 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	79.1 x 152.2 millimeters (3.11 x 5.99 in)	73.87 x 161.89 millimeters (2.91 x 6.37 in)
Weight	168 grams (5.88 ounces)	181 grams (6.34 ounces)
Build, materials	Plastic body	Plastic body, glass front
Protection against water and others	Not supported	Water repellent nano-coating (don't immerse)
📲 Display
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
Display type	TFT LCD	AMOLED
Screen size	5.5" inches	6.4" inches
Screen-to-body ratio	~69.3% (screen-to-body ratio)	~82.7% (screen-to-body ratio)
Display resolution	720x1280 pixels (16:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	267 PPI	411 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
System version	Android 5.1.1 Lollipop	Android 11
Firmware update	Android 6.0.1 Marshmallow	feature not registered
User Interface	TouchWiz UX	feature not registered
⚙️ Processor
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
Chipset	64bit: Qualcomm Snapdragon 615 (MSM8939) (28nm)	64bit: MediaTek Helio G85 (12nm)
CPU	Octa-core, 2 processors: 4x 1.4GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 2x 2GHz ARM-Cortex-A75 (Dual-core) 6x 1.8GHz ARM-Cortex-A55 (Hexa-core)
GPU graphical controller	Qualcomm Adreno 405 (550MHz)	ARM Mali-G52 MC2 (1GHz)
Performance (benchmark)	feature not registered	AnTuTu: 228765 (v9)
💽 Memory and storage
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
RAM memory	1.5GB LPDDR3	4GB LPDDR4X
Internal storage	16GB (11GB available) eMMC 4.5	64GB (49GB available) eMMC 5.1
External storage	Until 128GB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	300/150 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Tri-Band 900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat4 (1, 3, 7) TD-LTE (38, 39, 40, 41)	LTE Cat7 (1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, TD-SCDMA, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat7 (1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (38, 40, 41) VoLTE
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
Back camera (main camera)	13 megapixels	(triple camera) 50 megapixels 8MP ultrawide f/2.2118°1/4"1.12µm 2MP macro f/2.4
Main camera resolution	4128x3096 pixels	8160x6120 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	f/1.9 (aperture)	f/1.8 (aperture)
Focal length	28mm (lens)	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	0.64µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
Front camera (secondary)	5 megapixels	13 megapixels
Front camera resolution	2592x1944 pixels	4128x3096 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	f/2.2 (aperture)	f/2.2 (aperture)
Focal length	23mm (lens)	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
Loudspeaker	Mono sound (not stereo)	Mono sound (not stereo) Dolby Atmos
Active noise cancellation	2 microphones	2 microphones or more
Radio	FM (RDS)	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
USB	MicroUSB 2.0	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
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) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
Sensors	Accelerometer Ambient light sensor ANT+ Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	5000 mAh
Charger, watts	Wired charging	10W Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	18 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), 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	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: White, Black, Gold	• Colors: Mineral Grey, Baby Blue
☢️ Radiation rate
	Galaxy J7 (SM-J7008)	Moto G31 (64GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.807W/kg (head), 0.807W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.18W/kg (head), 0.265W/kg (body)	feature not registered