Compare
Specifications
Samsung Galaxy S21 5G |
Samsung Galaxy S8+ |
|
Full
Differences
Change compare mode
|
![]() |
![]() |
Samsung Galaxy S21 5G |
Samsung Galaxy S8+ |
Network | ||
---|---|---|
Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G | GSM / HSPA / LTE |
2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
CDMA 800 / 1900 & TD-SCDMA | ||
3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
CDMA2000 1xEV-DO | ||
4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G991U1 | 1, 2, 3, 4, 5, 7, 8, 17, 20, 28 |
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-G991B | ||
5G Network | 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G991U1 | |
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G991B | ||
Speed | HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL) | HSPA 42.2/5.76 Mbps, LTE (5CA) Cat16 1024/150 Mbps |
Launch | ||
---|---|---|
Announced | 2021, January 14 | 2017, March 29. Released 2017, April |
Status | Available. Released 2021, January 29 | Discontinued |
Body | ||
---|---|---|
Dimensions | 151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in) | 159.5 x 73.4 x 8.1 mm (6.28 x 2.89 x 0.32 in) |
3D size compare | ||
Weight | 169 g (Sub6), 171 g (mmWave) (5.96 oz) | 173 g (6.10 oz) |
Build | Glass front (Gorilla Glass Victus), plastic back, aluminum frame | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame |
SIM | Nano-SIM + eSIM Nano-SIM + Nano-SIM + eSIM (max 2 at a time) |
Nano-SIM Nano-SIM + Nano-SIM |
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) | IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) |
Display | ||
---|---|---|
Type | Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak) | Super AMOLED |
Size | 6.2 inches, 94.1 cm2 (~87.2% screen-to-body ratio) | 6.2 inches, 98.3 cm2 (~84.0% screen-to-body ratio) |
Resolution | 1080 x 2400 pixels, 20:9 ratio (~421 ppi density) | 1440 x 2960 pixels, 18.5:9 ratio (~529 ppi density) |
Protection | Corning Gorilla Glass Victus | Corning Gorilla Glass 5 |
Always-on display |
Platform | ||
---|---|---|
OS | Android 11, up to 4 major Android upgrades, One UI 6.1 | Android 7.0 (Nougat), upgradable to Android 9.0 (Pie), One UI |
Chipset | Exynos 2100 (5 nm) - International Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China |
Exynos 8895 (10 nm) - EMEA Qualcomm MSM8998 Snapdragon 835 (10 nm) - USA & China |
CPU | Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China |
Octa-core (4x2.3 GHz Mongoose M2 & 4x1.7 GHz Cortex-A53) - EMEA Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) - USA & China |
GPU | Mali-G78 MP14 - International Adreno 660 - USA/China |
Mali-G71 MP20 - EMEA Adreno 540 - USA & China |
Memory | ||
---|---|---|
Card slot | No | microSDXC (uses shared SIM slot) - dual SIM model only |
Internal | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM | 64GB 4GB RAM, 128GB 6GB RAM |
UFS 3.1 | UFS 2.0 or UFS 2.1 |
Main Camera | ||
---|---|---|
Modules | 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video |
12 MP, f/1.7, 26mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS |
Features | LED flash, auto-HDR, panorama | LED flash, auto-HDR, panorama |
Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS | 4K@30fps, 1080p@30/60fps, 720p@240fps, HDR, stereo sound rec., gyro-EIS, OIS |
Selfie Camera | ||
---|---|---|
Modules | 10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, dual pixel PDAF | 8 MP, f/1.7, 25mm (wide), 1/3.6", 1.22µm, AF 2 MP (dedicated iris scanner camera) |
Features | HDR | HDR |
Video | 4K@30/60fps, 1080p@30fps | 1440p@30fps |
ADVERTISEMENT
Sound | ||
---|---|---|
Loudspeaker | Yes, with stereo speakers | Yes |
3.5mm jack | No | Yes |
32-bit/384kHz audio Tuned by AKG |
32-bit/384kHz audio |
Comms | ||
---|---|---|
WLAN | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE, aptX |
Positioning | GPS, GLONASS, BDS, GALILEO | GPS, GLONASS, BDS, GALILEO |
NFC | Yes | Yes |
Infrared port | No | No |
Radio | FM radio (Snapdragon model only; market/operator dependent) | No |
USB | USB Type-C 3.2, OTG | USB Type-C 3.1 |
Features | ||
---|---|---|
Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | Iris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2 |
Samsung DeX, Samsung Wireless DeX (desktop experience support) Circle to Search |
Samsung DeX (desktop experience support) ANT+ Bixby natural language commands and dictation Samsung Pay (Visa, MasterCard certified) |
Battery | ||
---|---|---|
Type | Li-Ion 4000 mAh | Li-Ion 3500 mAh, non-removable (13.48 Wh) |
Charging | 25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless |
15W wired, QC2 Wireless (Qi) (market dependent) |
Misc | ||
---|---|---|
Colors | Phantom Gray, Phantom White, Phantom Violet, Phantom Pink | Midnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold, Rose Pink | SAR | 0.74 W/kg (head) 1.08 W/kg (body) | 0.67 W/kg (head) 0.97 W/kg (body) |
SAR EU | 0.46 W/kg (head) 1.51 W/kg (body) | 0.27 W/kg (head) 1.00 W/kg (body) |
Models | SM-G991B, SM-G991B/DS, SM-G991U, SM-G991U1, SM-G991W, SM-G991N, SM-G9910, SM-G991Q, SCG09 | SM-G955F, SM-G955FD, SM-G955W, SM-G955A, SM-G955P, SM-G955T, SM-G955V, SM-G955R4, SM-G955U, SM-G955S, SM-G955K, SM-G955L, SM-G955, SM-G955U1, SM-G955N, SM-G9550, SC-03J, G955F |
Price | $ 170.09 / C$ 251.50 / £ 164.02 / € 214.99 | About 430 EUR |
Tests | ||
---|---|---|
Performance | AnTuTu: 584055 (v8) GeekBench: 3238 (v5.1) GFXBench: 60fps (ES 3.1 onscreen) |
GeekBench: 6754 (v4.4) GFXBench: 13fps (ES 3.1 onscreen) |
Display | 856 nits max brightness (measured) | Contrast ratio: Infinite (nominal), 4.658(sunlight) |
Camera | Compare PHOTO / Compare VIDEO | |
Loudspeaker | -26.4 LUFS (Good) | Voice 68dB / Noise 69dB / Ring 71dB |
Audio quality | Noise -92.2dB / Crosstalk -93.3dB | |
Battery (old) | Endurance rating 93h | Endurance rating 88h |