Samsung Galaxy Metrix 4G (SCH-i405U) vs Samsung Galaxy A31 (SM-A315G/DS 128GB/6GB)

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Side by side comparison between Samsung Galaxy Metrix 4G vs Samsung Galaxy A31 phones, differences, pros, cons and full specifications. What's the better?

5/12/2020 10:08 AM, updated: 12/15/2021 7:49 PM

Compare Samsung Galaxy A31 X Samsung Galaxy Metrix 4G (SCH-i405U) 04Points

Specifications Compare Models Pictures

4"
AMOLED

480x800

5
MP

1.3mp

512MB
RAM

Single-core

1800
mAh

(Removable)

26Points Samsung Galaxy A31 (SM-A315G/DS 128GB/6GB) Compare Samsung Galaxy Metrix 4G X

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2400

48
MP

20mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A31 (SM-A315G/DS 128GB/6GB)

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!

4 Advantages Samsung Galaxy Metrix 4G (SCH-i405U)	vs	26 Advantages Samsung Galaxy A31 (SM-A315G/DS 128GB/6GB)
+164 grams (5.74 ounces)13% Lighter	vs	185 grams (6.48 ounces)
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
1GHz 32bit Single-core	vs	+2GHz 64bit Octa-core (12nm)4 times More powerful processor, you can open your applications faster
512MB	vs	+6GB LPDDR4X11 times More RAM memory. Typically more responsive and better for multitasking.
4GB (2GB available)	vs	+128GB (104GB available)51 times More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 1TB microSD, microSDXC31 times More external storage for files using memory cards
13.97 millimeters (0.55 inches)	vs	+8.6 millimeters (0.34 inches)62% Thinner
480x800 pixels	vs	+1080x2400 pixels6 times Higher resolution screen
233 PPI	vs	+411 PPI76% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4"	vs	+6.4"60% Larger screen
(back) 5MP	vs	+(quad camera) 48MP + 8MP + 5MP + 5MP12 times Higher resolution main camera
Not supported	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 1.3MP	vs	+(front) 20MP14 times Higher resolution secondary camera to take pictures and selfies
VGA (720x480)	vs	+Full HD (1920x1080)5 times More image quality for recording videos with the primary camera
Android 2.3.6 Gingerbread	vs	+Android 11Advantage Android 11 is newer and safer
(4G LTE) 100 Mbps	vs	+(4G LTE) 150 Mbps50% Faster for surfing the internet and download files
Not supported	vs	+Face unlock 2DAdvantage 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
1800 mAh	vs	+5000 mAh178% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
802.11 a/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
3.0 + 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	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
HTML, XHTML, Flash player	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

17 Common items in both devices

Super AMOLED

16 million

LED flash

Only digital zoom

Autofocus / PDAF: phase detection autofocus

4G LTE

Capacitive

+10 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 Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Change model		Choose the model
Model	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Other model names	US Cellular Samsung Galaxy Metrix SCH-i405U, Samsung Aegis	Galaxy A31 SM-A315G/Dual-Sim NFC (128GB + 6GB RAM)
Country or region available	USA	Philippines, Hong Kong, Indonesia, Malaysia, Thailand, Taiwan, Vietnam
Brand	Samsung	Samsung
Release date	8/22/2012	4/27/2020, Announced: 3/24/2020
Depth	13.97 millimeters (0.55 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	64.52 x 125.98 millimeters (2.54 x 4.96 in)	73.1 x 159.3 millimeters (2.88 x 6.27 in)
Weight	164 grams (5.74 ounces)	185 grams (6.48 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Display type	Super AMOLED	Super AMOLED
Screen size	4" inches	6.4" inches
Screen-to-body ratio	~56% (screen-to-body ratio)	~84.9% (screen-to-body ratio)
Display resolution	480x800 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	233 PPI	411 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
System version	Android 2.3.6 Gingerbread	Android 10
Firmware update	feature not registered	Android 11
User Interface	feature not registered	One UI 2.5 / 3.1
⚙️ Processor
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Chipset	32bit: Samsung S5PC111 Exynos 3110	64bit: MediaTek Helio P65 (MT6768) (12nm)
CPU	Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core)	Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.7GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controller	feature not registered	ARM Mali-G52 MC2 (820MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
RAM memory	512MB	6GB LPDDR4X
Internal storage	4GB (2GB available)	128GB (104GB available) eMMC 5.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	100/50 Mbps	150/50 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Not supported	Quad-Band 850/900/1800/1900
Primary 2G network	CDMA 800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat3 1700/1900/2100	LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	CDMA2000 EV-DO Rev A, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
📷 Camera
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Back camera (main camera)	5 megapixels	(quad camera) 48 megapixels 8MP ultrawide f/2.2123°1/4"1.12µm 5MP macro f/2.4 5MP depth f/2.4
Main camera resolution	2592x1944 pixels	8000x6000 pixels
Video recording (primary)	VGA (720x480) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	26mm (lens)
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	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	Not supported	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Front camera (secondary)	1.3 megapixels	20 megapixels
Front camera resolution	1280x1024 pixels	5184x3840 pixels
Video recording (secondary)	Not supported	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.2 (aperture)
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 Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	Not supported	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, DivX, XviD, H.264, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	USB Type-C (reversible)
Bluetooth	3.0 + A2DP	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz)	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	1800 mAh	5000 mAh
Charger, watts	Wired charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	7 hours	feature not registered
Standby	336 hours (14 days)	feature not registered
➕ Other features
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
Call control	Voice dialing, Voice recorder	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, Flash player	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Retractable QWERTY keyboard	Not supported
Miscellaneous	• Colors: Noble Black • 4GB microSD included • Samsung TouchWiz 4.0 UI • HAC M4/T4 • WiFi hotspot • Java framework	• Colors: Prism Black, Prism Blue, Prism Red, Prism White
☢️ Radiation rate
	Galaxy Metrix 4G (SCH-i405U)	Galaxy A31 (SM-A315G/DS 128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.488W/kg (head), 1.68W/kg (body)