Samsung Galaxy A31 (SM-A315G/DS 128GB/4GB) vs Samsung Galaxy Mega 2 Duos (SM-G7508Q)

Share page: Facebook Twitter WhatsApp Share page:

Side by side comparison between Samsung Galaxy A31 vs Samsung Galaxy Mega 2 phones, differences, pros, cons and full specifications. What's the better?

2/21/2023 5:35 PM, updated: 2/21/2023 5:35 PM

Compare Samsung Galaxy Mega 2 X Samsung Galaxy A31 (SM-A315G/DS 128GB/4GB) 24Points

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2400

48
MP

20mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

02Points Samsung Galaxy Mega 2 Duos (SM-G7508Q) Compare Samsung Galaxy A31 X

Specifications Compare Models Pictures

6"
TFT

720x1280

8
MP

2.1mp

1.5GB
RAM

Quad-core

2800
mAh

(Removable)

What's the better phone? Samsung Galaxy A31 (SM-A315G/DS 128GB/4GB)

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!

24 Advantages Samsung Galaxy A31 (SM-A315G/DS 128GB/4GB)	vs	2 Advantages Samsung Galaxy Mega 2 Duos (SM-G7508Q)
+2GHz 64bit Octa-core (12nm)100% More powerful processor, you can open your applications faster	vs	1.2GHz 64bit Quad-core (28nm)
+4GB LPDDR4X167% More RAM memory. Typically more responsive and better for multitasking.	vs	1.5GB LPDDR2
+128GB (104GB available)20 times More internal storage for applications and files	vs	8GB (5GB available)
+eMMC 5.1Advantage Fastest write and read storage.	vs	eMMC 4.5
+Until 1TB microSD, microSDXC15 times More external storage for files using memory cards	vs	Until 64GB microSD, microSDXC
+185 grams (6.48 ounces)5% Lighter	vs	194 grams (6.79 ounces)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT LCD
+1080x2400 pixels181% Higher resolution screen	vs	720x1280 pixels
+411 PPI68% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	245 PPI
+6.4"7% Larger screen	vs	6"
+(quad camera) 48MP + 8MP + 5MP + 5MP7 times Higher resolution main camera	vs	(back) 8MP
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+(front) 20MP9 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 2.1MP
+Android 11Advantage Android 11 is newer and safer	vs	Android 4.4.4 KitKat
+Face unlock 2DAdvantage 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 mAh79% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	2800 mAh
+15W94% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	7.75W
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	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
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
Virtual proximity sensor	vs	+Proximity sensorAdvantage Sensors help you use the device
LiPo: li-ion polymer (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily

27 Common items in both devices

8.6 millimeters (0.34 inches)

Plastic body, glass front

60Hz

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus / Autofocus

+20 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-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Change model		Choose the model
Model	Galaxy A31 (SM-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Other model names	Galaxy A31 SM-A315G/Dual-Sim NFC (128GB + 4GB RAM)	Galaxy Mega 2 LTE G7508Q, Samsung Vasta
Country or region available	Australia, New Zealand, Singapore	China, Hong Kong
Brand	Samsung	Samsung
Release date	4/27/2020, Announced: 3/24/2020	9/1/2014
Depth	8.6 millimeters (0.34 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	73.1 x 159.3 millimeters (2.88 x 6.27 in)	84.9 x 163.6 millimeters (3.34 x 6.44 in)
Weight	185 grams (6.48 ounces)	194 grams (6.79 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A31 (SM-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Display type	Super AMOLED	TFT LCD
Screen size	6.4" inches	6" inches
Screen-to-body ratio	~84.9% (screen-to-body ratio)	~71.5% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	720x1280 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 5-points
Pixel density (dot pitch)	411 PPI	245 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 A31 (SM-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
System version	Android 10	Android 4.4.4 KitKat
Firmware update	Android 11	feature not registered
User Interface	One UI 2.5 / 3.1	feature not registered
⚙️ Processor
	Galaxy A31 (SM-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Chipset	64bit: MediaTek Helio P65 (MT6768) (12nm)	64bit: Qualcomm Snapdragon 410 (MSM8916) (28nm)
CPU	Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.7GHz ARM Cortex-A55 (Hexa-core)	Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-G52 MC2 (820MHz)	Qualcomm Adreno 306 (450MHz)
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-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
RAM memory	4GB LPDDR4X	1.5GB LPDDR2
Internal storage	128GB (104GB available) eMMC 5.1	8GB (5GB available) eMMC 4.5
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 64GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy A31 (SM-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
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) micro-SIM (3FF)
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 850/900/1700/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE	LTE Cat4 (1, 3, 7) TD-LTE (38, 39, 40, 41)
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+, TD-LTE, LTE
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	Not supported
Secondary 4G network	LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) 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-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
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	8 megapixels
Main camera resolution	8000x6000 pixels	3264x2448 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)	feature not registered
Focal length	26mm (lens)	feature not registered
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-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Front camera (secondary)	20 megapixels	2.1 megapixels
Front camera resolution	5184x3840 pixels	1920x1080 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Galaxy A31 (SM-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Loudspeaker	Mono sound (not stereo)	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	Not supported
Radio	FM	FM
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-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
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	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A31 (SM-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Virtual proximity sensor	Accelerometer Ambient light sensor Compass Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A31 (SM-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	5000 mAh	2800 mAh
Charger, watts	15W Wired fast charging	7.75W (5V/1.55A) Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	22 hours
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A31 (SM-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
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: Prism Black, Prism Blue, Prism Red, Prism White	• Colors: White, Black • S Pen support • Java framework
☢️ Radiation rate
	Galaxy A31 (SM-A315G/DS 128GB/4GB)	Galaxy Mega 2 Duos (SM-G7508Q)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.488W/kg (head), 1.68W/kg (body)	feature not registered