Samsung Galaxy A31 (SM-A315F/DS 128GB) vs Samsung Galaxy A7 (4G SM-A700FD)

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Side by side comparison between Samsung Galaxy A31 vs Samsung Galaxy A7 phones, differences, pros, cons and full specifications. What's the better?

5/12/2020 9:40 AM, updated: 12/15/2021 7:49 PM

Compare Samsung Galaxy A7 X Samsung Galaxy A31 (SM-A315F/DS 128GB) 19Points

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2400

48
MP

20mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

05Points Samsung Galaxy A7 (4G SM-A700FD) Compare Samsung Galaxy A31 X

Specifications Compare Models Pictures

5.5"
AMOLED

1080x1920

13
MP

5mp

2GB
RAM

Octa-core

2600
mAh

(Non removable)

What's the better phone? Samsung Galaxy A31 (SM-A315F/DS 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!

19 Advantages Samsung Galaxy A31 (SM-A315F/DS 128GB)	vs	5 Advantages Samsung Galaxy A7 (4G SM-A700FD)
+2GHz 64bit Octa-core (12nm)55% More powerful processor, you can open your applications faster	vs	1.5GHz 64bit Octa-core
+4GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.	vs	2GB LPDDR3
+128GB (104GB available)8 times More internal storage for applications and files	vs	16GB (11GB available)
+Until 1TB microSD, microSDXC15 times More external storage for files using memory cards	vs	Until 64GB microSD, microSDXC
+1080x2400 pixels25% Higher resolution screen	vs	1080x1920 pixels
+411 PPI2% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	401 PPI
+6.4"16% Larger screen	vs	5.5"
+(quad camera) 48MP + 8MP + 5MP + 5MP4 times Higher resolution main camera	vs	(back) 13MP
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+(front) 20MP3 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 5MP
+Android 11Advantage Android 11 is newer and safer	vs	Android 6.0.1 Marshmallow
+Face unlockAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (under display)Advantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+5000 mAh92% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	2600 mAh
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 a/b/g/n [wifi4]
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.0 + A2DP
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
185 grams (6.48 ounces)	vs	+141 grams (4.94 ounces)31% Lighter
8.6 millimeters (0.34 inches)	vs	+6.3 millimeters (0.25 inches)37% Thinner
Plastic body, glass front	vs	+Aluminum body, glass front, plastic backAdvantage More resistant material
Virtual proximity sensor	vs	+Proximity sensorAdvantage Sensors help you use the device
Not supported	vs	+Gorilla Glass 4Advantage Protection against scratches on the screen lets you carry your phone with your keys

23 Common items in both devices

Super AMOLED

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus / Autofocus

EIS: Digital stabilization

f/2.0 (aperture)

+16 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 A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Change model		Choose the model
Model	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Other model names	Galaxy A31 SM-A315F/Dual-Sim NFC (128GB + 4GB RAM)	Samsung Galaxy A7 Duos LTE SM-A700FD
Country or region available	(Global, International)	Saudi Arabia, Brazil, Kazakhstan, Philippines, India, Malaysia, Pakistan, Russia
Brand	Samsung	Samsung
Release date	4/27/2020, Announced: 3/24/2020	2/1/2015
Depth	8.6 millimeters (0.34 inches)	6.3 millimeters (0.25 inches)
Size (width x height)	73.1 x 159.3 millimeters (2.88 x 6.27 in)	76.2 x 151 millimeters (3 x 5.94 in)
Weight	185 grams (6.48 ounces)	141 grams (4.94 ounces)
Build, materials	Plastic body, glass front	Aluminum body, glass front, plastic back
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Display type	Super AMOLED	Super AMOLED
Screen size	6.4" inches	5.5" inches
Screen-to-body ratio	~84.9% (screen-to-body ratio)	~72.5% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	1080x1920 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 5-points
Pixel density (dot pitch)	411 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 4
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
System version	Android 10	Android 4.4.4 KitKat
Firmware update	Android 11	Android 6.0.1 Marshmallow
User Interface	One UI 2.5 / 3.1	feature not registered
⚙️ Processor
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Chipset	64bit: MediaTek Helio P65 (MT6768) (12nm)	64bit: Qualcomm Snapdragon 615 MSM8939 (28nm)
CPU	Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.7GHz ARM Cortex-A55 (Hexa-core)	Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-G52 MC2 (820MHz)	Qualcomm Adreno 405
Performance (benchmark)	AnTuTu: 151815 (v8) Geekbench: 5096 (v4.4), 1216 (v5.1) GFXBench: 7fps (ES 3.1 onscreen)	feature not registered
💽 Memory and storage
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
RAM memory	4GB LPDDR4X	2GB LPDDR3
Internal storage	128GB (104GB available) eMMC 5.1	16GB (11GB available)
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 64GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	150/50 Mbps
Network technology	2G, 3G, 4G	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	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat4 (1, 2, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41) VoLTE	LTE Cat4 (Bands 1, 3, 5, 7, 8, 20)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1900/2100	Not supported
Secondary 4G network	LTE Cat4 (1, 2, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	GPRS, EDGE
📷 Camera
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Back camera (main camera)	(quad camera) 48 megapixels 8MP ultrawide f/2.2123°1/4"1.12µm 5MP macro f/2.4 5MP depth f/2.4	13 megapixels
Main camera resolution	8000x6000 pixels	4128x3096 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	26mm lens	28mm lens
Sensor size	1/2" inches	feature not registered
Pixel size	0.8µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	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	Not supported
HDR	HDR photo on both cameras	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Front camera (secondary)	20 megapixels	5 megapixels
Front camera resolution	5184x3840 pixels	2592x1944 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	23mm lens
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.264, H.263, WMV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
USB	USB 2.0 Type-C, USB OTG On-The-Go	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.0 + A2DP/LE	4.0 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Virtual proximity sensor	Accelerometer Ambient light sensor Compass Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	5000 mAh	2600 mAh
Charger, watts	15W Wired fast charging	Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	feature not registered	17 hours
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (Swype), 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: Prism Black, Prism Blue, Prism Red, Prism White	• Colors: Pearl White, Black, Champagne Gold • Samsung TouchWiz UX • Java framework
☢️ Radiation rate
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A7 (4G SM-A700FD)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.49W/kg (head), 1.1W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.488W/kg (head), 1.68W/kg (body)	0.283W/kg (head), 0.358W/kg (body)