Samsung Galaxy A8s (SM-G8870 128GB/6GB) vs Samsung Galaxy S21+
Side by side comparison between Samsung Galaxy A8s vs Samsung Galaxy S21+ Plus phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
PLS
PLS
1080x2340
24
MP
MP
24mp
6GB
RAM
RAM
Octa-core
3400
mAh
mAh
(Non removable)
vs
6.7"
AMOLED
AMOLED
1080x2400
12.2
MP
MP
10mp
8GB
RAM
RAM
Octa-core
4800
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S21+
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!
23 Common items in both devices |
128GB (109GB available) / 128GB (104GB available) |
Aluminum frame, glass front/back |
16 million |
LED flash |
Digital and optical zoom |
PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras |
HDR photo on both cameras / HDR photo/video on both cameras |
+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 Clear highlight📱 Model features | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
Model | Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ |
Other model names | Galaxy A8S (128GB+6GB RAM) SM-G8870ZKDCHC | Galaxy S21 Plus 5G SM-G996B/DS |
Country or region available | China, Hong Kong | (Global, International) |
Brand | Samsung | Samsung |
Release date | 12/1/2018 | 1/29/2021, Announced: 1/14/2021 |
Depth | 7.4 millimeters (0.29 inches) | 7.8 millimeters (0.31 inches) |
Size (width x height) | 74.9 x 158.4 millimeters (2.95 x 6.24 in) | 75.6 x 161.5 millimeters (2.98 x 6.36 in) |
Weight | 173 grams (6.06 ounces) | 200 grams (7 ounces) |
Build, materials | Aluminum frame, glass front/back | Aluminum frame, glass front/back |
Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
Display type | TFT PLS | Dynamic AMOLED |
Screen size | 6.4" inches | 6.7" inches |
Screen-to-body ratio | ~84.7% (screen-to-body ratio) | ~88.8% (screen-to-body ratio) |
Display resolution | 1080x2340 pixels | 1080x2400 pixels (20:9) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
Pixel density (dot pitch) | 403 PPI | 393 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass Victus |
Refresh rate | feature not registered | 120Hz |
Display features | feature not registered | 1300nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
System version | Android 9.0 Pie | Android 11 |
Firmware update | Android 10 | Android 14 |
User Interface | One UI | One UI 3.1 / 4.1 / 5.1 / 6.0 |
⚙️ Processor | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
Chipset | 64bit: Qualcomm Snapdragon 710 SDM710 (10nm) | 64bit: Samsung Exynos 2100 (5nm) |
CPU | Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core) | Octa-core, 3 processors: 1x 2.9GHz ARM Cortex-X1 (Single-core) 3x 2.8GHz ARM Cortex-A78 (Triple-core) 4x 2.2GHz ARM Cortex-A55 (Quad-core) |
GPU graphical controller | Qualcomm Adreno 616 500Mhz | ARM Mali-G78 MP14 (854MHz) |
Performance (benchmark) | feature not registered | AnTuTu: 622276 (v8) Geekbench: 3476 (v5.1) GFXBench: 54fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
RAM memory | 6GB LPDDR4X | 8GB LPDDR5 |
Internal storage | 128GB (109GB available) eMMC 5.1 | 128GB (104GB available) UFS 3.1 |
External storage | Not supported | Not supported |
📶 Mobile networks | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card | 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) + e-SIM |
Maximum Download / Upload | 800/150 Mbps | 5000/1920 Mbps |
Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
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 | CDMA 800, GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat15/13 (1, 3, 4, 5, 7, 8, 12, 17) TD-LTE (34, 38, 39, 40, 41) | LTE Cat24 () TD-LTE () VoLTE |
Primary 5G network | Not supported | SA/NSA/Sub6 () |
Primary data network | 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 | 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, SA/NSA, Sub6 |
Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
Secondary 3G network | UMTS 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
Secondary 4G network | Not supported | LTE Cat24 () TD-LTE () VoLTE |
Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
Back camera (main camera) | (triple camera) 24 megapixels 10MP telephoto f/2.452mm1/3.9"1.0µmAF2x-optical-zoom 5MP depth f/2.2 | (triple camera) 12.2 megapixels 64MP telephoto f/2.029mm1/1.72"0.8µmPDAFOIS1.1x-optical-zoom3x-hybrid-zoom 12MP ultrawide f/2.213mm120°1/2.55"1.4µmSuper-Steady-video |
Main camera resolution | 5632x4224 pixels | 4032x3024 pixels |
Video recording (primary) | 4K UHD (3840x2160) 30 fps | 8K UHD (7680x4320) 24 fps |
Flash | LED flash | LED flash |
Focal aperture | f/1.7 (aperture) | f/1.8 (aperture) |
Focal length | 27mm lens | 26mm lens |
Sensor size | 1/2.8" inches | 1/1.76" inches |
Pixel size | 0.9µm pixel | 1.8µm pixel |
Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus on both cameras |
Touch focus | Supported | Supported |
Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
Zoom | Digital and optical zoom | Digital and optical zoom |
Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
BSI sensor | Not supported | Supported |
HDR | HDR photo on both cameras | HDR photo/video on both cameras |
Camera extras | 1080p@240fps | 4K@60fps 1080p@240fps 720p@960fps |
📸 Front camera | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
Front camera (secondary) | 24 megapixels | 10 megapixels |
Front camera resolution | 5632x4224 pixels | 3872x2592 pixels |
Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
Front flash | Not supported | Not supported |
Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
Focal length | 26mm lens | 26mm lens |
Sensor size | 1/2.8" inches | 1/3.24" inches |
Pixel size | 0.9µm pixel | 1.22µm pixel |
🔉 Sound and multimedia | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
Loudspeaker | Stereo sound | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
Active noise cancellation | 2 microphones or more | 2 microphones or more |
Radio | Not supported | FM |
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 | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 3.2 Type-C, USB OTG On-The-Go |
Audio output | 3.5mm jack | Type-C reversible connector |
TV output | Not supported | USB Type-C (reversible) |
Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
DLNA | Not supported | Supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
NFC | Supported | Supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
Sensors | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
Battery capacity | 3400 mAh | 4800 mAh |
Charger, watts | 18W Wired fast charging | 25W Wired fast charging USB Power Delivery 3.0 |
Inductive / wireless charging | Not supported | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging |
Talk time autonomy | feature not registered | feature not registered |
Standby | feature not registered | feature not registered |
➕ Other features | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
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: Black, Gradient Black, Blue, Pink-Blue, Yellow-Pink • Samsung Pay | • Colors: Phantom Black, Silver, Gold, Red, Violet, Pink • Samsung Pay (Visa, MasterCard) • Samsung DeX |
☢️ Radiation rate | ||
Galaxy A8s (SM-G8870 128GB/6GB) | Galaxy S21+ | |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | 0.24W/kg (head), 1.168W/kg (body) | 0.541W/kg (head), 1.335W/kg (body) |