Samsung Galaxy M31 (SM-M315F/DS 128GB/6GB) vs Samsung Galaxy J8 (SM-J810F/DS 32GB)
Side by side comparison between Samsung Galaxy M31 vs Samsung Galaxy J8 phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
AMOLED
AMOLED
1080x2340
64
MP
MP
32mp
6GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non removable)
vs
6"
AMOLED
AMOLED
720x1480
16
MP
MP
16mp
3GB
RAM
RAM
Octa-core
3500
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy M31 (SM-M315F/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!
21 Common items in both devices |
Plastic body, glass front |
Super AMOLED |
60Hz |
16 million |
Only digital zoom |
PDAF: phase detection autofocus / Autofocus |
EIS: Digital stabilization |
+14 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 Clear highlight📱 Model features | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
Model | Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) |
Other model names | Galaxy M315F/Dual-Sim (128GB + 6GB RAM) | Galaxy J8 J810F/Dual-SIM (3GB RAM), SM-J810FZDDXSG |
Country or region available | (Latin America), (Global, International), Philippines, India, Indonesia, Malaysia | (Global, International), Saudi Arabia, Egypt, United Arab Emirates, Israel, Morocco, Pakistan |
Brand | Samsung | Samsung |
Release date | 3/5/2020, Announced: 2/25/2020 | 6/28/2018, Announced: 5/31/2018 |
Depth | 8.9 millimeters (0.35 inches) | 8.2 millimeters (0.32 inches) |
Size (width x height) | 75.1 x 159.2 millimeters (2.96 x 6.27 in) | 75.7 x 159.2 millimeters (2.98 x 6.27 in) |
Weight | 191 grams (6.69 ounces) | 177 grams (6.2 ounces) |
Build, materials | Plastic body, glass front | Plastic body, glass front |
Protection against water and others | Not supported | Not supported |
📲 Display | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
Display type | Super AMOLED | Super AMOLED |
Screen size | 6.4" inches | 6" inches |
Screen-to-body ratio | ~84.1% (screen-to-body ratio) | ~75.8% (screen-to-body ratio) |
Display resolution | 1080x2340 pixels (19.5:9) | 720x1480 pixels (18.5:9) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 403 PPI | 274 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass 3 | Not supported |
Refresh rate | 60Hz | 60Hz |
Display features | 420nits[peak] | Not supported |
🤖 Operating System | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
System version | Android 10 | Android 8.0 Oreo |
Firmware update | Android 11 | Android 10 |
User Interface | feature not registered | One UI 2.0 |
⚙️ Processor | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
Chipset | 64bit: Samsung Exynos 9611 (10nm) | 64bit: Qualcomm Snapdragon 450 (SDM450) (14nm) |
CPU | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core) | Octa-core, 1 processor: 8x 1.8GHz ARM Cortex-A53 (Octa-core) |
GPU graphical controller | ARM Mali-G72 MP3 (850MHz) | Qualcomm Adreno 506 (600MHz) |
Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
RAM memory | 6GB LPDDR4X | 3GB LPDDR3 |
Internal storage | 128GB (108GB available) UFS 2.1 | 32GB (21GB available) eMMC 5.1 |
External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
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 | 600/150 Mbps | 300/50 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 Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE | LTE Cat6 (1, 3, 5, 7, 8, 20) TD-LTE (38, 40) |
Primary 5G network | Not supported | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, 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 850/900/1900/2100 |
Secondary 4G network | Not supported | LTE Cat6 (1, 3, 5, 7, 8, 20) TD-LTE (38, 40) |
Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
Back camera (main camera) | (quad camera) 64 megapixels 8MP ultrawide f/2.212mm1/4.0"1.12µm 5MP macro f/2.425mm1/5.0"1.12µm 5MP depth f/2.2 | (dual camera) 16 megapixels 5MP depth f/1.9 |
Main camera resolution | 10120x6328 pixels | 4608x3456 pixels |
Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
Flash | LED flash | LED flash on both cameras |
Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
Focal length | 26mm lens | feature not registered |
Sensor size | 1/1.72" 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 on both cameras |
Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
Front camera (secondary) | 32 megapixels | 16 megapixels |
Front camera resolution | 6528x4896 pixels | 4608x3456 pixels |
Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
Front flash | Not supported | LED |
Focal aperture | f/2.0 (aperture) | f/1.9 (aperture) |
Focal length | 26mm lens | 26mm lens |
Sensor size | 1/2.8" inches | 1/3.06" inches |
Pixel size | 0.8µm pixel | 1µm pixel |
🔉 Sound and multimedia | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
Loudspeaker | Supported | Mono sound (not stereo) |
Active noise cancellation | 2 microphones or more | Not supported |
Radio | FM (RDS) | FM (RDS) |
TV | Not supported | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263 |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
Audio output | 3.5mm jack | 3.5mm jack |
TV output | Not supported | Not supported |
Bluetooth | 5.0 + A2DP/LE | 4.2 + A2DP |
WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
DLNA | Not supported | Not supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
NFC | Not supported | Not supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope | Accelerometer Face unlock Fingerprint sensor (rear-mounted) Hall effect Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
Battery capacity | 6000 mAh | 3500 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 | 23 hours |
Standby | feature not registered | feature not registered |
➕ Other features | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
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: Ocean Blue, Space Black, Red • One UI 2.0, 3.1 | • Colors: Black, Gold, Blue, Lavender, Purple |
☢️ Radiation rate | ||
Galaxy M31 (SM-M315F/DS 128GB/6GB) | Galaxy J8 (SM-J810F/DS 32GB) | |
SAR 1.6W/kg (USA, Mexico, etc.) | 0.52W/kg (head), 0.69W/kg (body) | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | 0.482W/kg (head), 1.127W/kg (body) | 0.574W/kg (head), 1.176W/kg (body) |