Motorola Moto G31 (128GB/6GB) vs Samsung Galaxy A8s (SM-G8870 128GB/8GB)
Side by side comparison between Motorola Moto G31 vs Samsung Galaxy A8s phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
AMOLED
AMOLED
1080x2400
50
MP
MP
13mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
6.4"
PLS
PLS
1080x2340
24
MP
MP
24mp
8GB
RAM
RAM
Octa-core
3400
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A8s (SM-G8870 128GB/8GB)
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!
9 Advantages 
15 Advantages | 27 Common items in both devices |
| 128GB (108GB available) / 128GB (109GB available) |
| eMMC 5.1 |
| 16 million |
| 6.4" |
| LED flash |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| +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 Clear highlight📱 Model features | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| Model | Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) |
| Other model names | Lenovo Moto G31 XT2173-1, XT2173-2, XT2173-3 | Galaxy A8S (128GB+8GB RAM) SM-G8870ZKGCHC |
| Country or region available |  India |   China, Hong Kong |
| Brand | Motorola | Samsung |
| Release date | 12/6/2021, Announced: 11/18/2021 | 12/1/2018 |
| Depth | 8.6 millimeters (0.34 inches) | 7.4 millimeters (0.29 inches) |
| Size (width x height) | 73.87 x 161.89 millimeters (2.91 x 6.37 in) | 74.9 x 158.4 millimeters (2.95 x 6.24 in) |
| Weight | 181 grams (6.34 ounces) | 173 grams (6.06 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Water repellent nano-coating (don't immerse) | Not supported |
📲 Display | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| Display type | AMOLED | TFT PLS |
| Screen size | 6.4" inches | 6.4" inches |
| Screen-to-body ratio | ~82.7% (screen-to-body ratio) | ~84.7% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 411 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| System version | Android 11 | Android 9.0 Pie |
| Firmware update | feature not registered | Android 10 |
| User Interface | feature not registered | One UI |
⚙️ Processor | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| Chipset | 64bit: MediaTek Helio G85 (12nm) | 64bit: Qualcomm Snapdragon 710 SDM710 (10nm) |
| CPU | Octa-core, 2 processors: 2x 2GHz ARM-Cortex-A75 (Dual-core) 6x 1.8GHz ARM-Cortex-A55 (Hexa-core) | Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core) |
| GPU graphical controller | ARM Mali-G52 MC2 (1GHz) | Qualcomm Adreno 616 500Mhz |
| Performance (benchmark) | AnTuTu: 228765 (v9) | feature not registered |
💽 Memory and storage | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| RAM memory | 6GB LPDDR4X | 8GB LPDDR4X |
| Internal storage | 128GB (108GB available) eMMC 5.1 | 128GB (109GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Not supported |
📶 Mobile networks | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/150 Mbps | 800/150 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat7 (1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (38, 40, 41) VoLTE | LTE Cat15/13 (1, 3, 4, 5, 7, 8, 12, 17) TD-LTE (34, 38, 39, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Secondary 4G network | LTE Cat7 (1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
📷 Camera | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| Back camera (main camera) | (triple camera) 50 megapixels 8MP ultrawide f/2.2118°1/4"1.12µm 2MP macro f/2.4 | (triple camera) 24 megapixels 10MP telephoto f/2.452mm1/3.9"1.0µmAF2x-optical-zoom 5MP depth f/2.2 |
| Main camera resolution | 8160x6120 pixels | 5632x4224 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | feature not registered | 27mm lens |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | 0.64µm pixel | 0.9µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@240fps |
📸 Front camera | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| Front camera (secondary) | 13 megapixels | 24 megapixels |
| Front camera resolution | 4128x3096 pixels | 5632x4224 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | 1.12µm pixel | 0.9µm pixel |
🔉 Sound and multimedia | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| Loudspeaker | Mono sound (not stereo) Dolby Atmos | Stereo sound |
| 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.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| USB | USB 2.0 Type-C reversible connector | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 5000 mAh | 3400 mAh |
| Charger, watts | 10W Wired charging | 18W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| 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: Mineral Grey, Baby Blue | • Colors: Black, Gradient Black, Blue, Pink-Blue, Yellow-Pink • Samsung Pay |
☢️ Radiation rate | ||
| Moto G31 (128GB/6GB) | Galaxy A8s (SM-G8870 128GB/8GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.24W/kg (head), 1.168W/kg (body) |