Compare
Specifications
Samsung Galaxy S21 Ultra 5G |
Samsung Galaxy S8 |
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Full
Differences
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Samsung Galaxy S21 Ultra 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-G998U1 | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66, 38, 39, 40, 41 |
| 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-G998B | ||
| 5G Network | 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G998U1 | |
| 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G998B | ||
| 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 24 |
| Status | Available. Released 2021, January 29 | Discontinued |
| Body | ||
|---|---|---|
| Dimensions | 165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in) | 148.9 x 68.1 x 8 mm (5.86 x 2.68 x 0.31 in) |
| 3D size compare | ||
| Weight | 227 g (Sub6), 229 g (mmWave) (8.01 oz) | 155 g (5.47 oz) |
| Build | Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), 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) Stylus support |
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) | |
| Display | ||
|---|---|---|
| Type | Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak) | Super AMOLED, HDR10 |
| Size | 6.8 inches, 112.1 cm2 (~89.8% screen-to-body ratio) | 5.8 inches, 84.8 cm2 (~83.6% screen-to-body ratio) |
| Resolution | 1440 x 3200 pixels, 20:9 ratio (~515 ppi density) | 1440 x 2960 pixels, 18.5:9 ratio (~570 ppi density) |
| Protection | Corning Gorilla Glass Victus | Corning Gorilla Glass 5 |
| Always-on display | 3D Touch (home button only) Always-on display |
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| 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 12GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM | 64GB 4GB RAM |
| UFS 3.1 |
UFS 2.0 or UFS 2.1 | |
| Main Camera | ||
|---|---|---|
| Modules | 108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, OIS 10 MP, f/2.4, 72mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video |
12 MP, f/1.7, 26mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS |
| Features | Laser AF, 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 | 40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, 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 |
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| 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/6e, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | 5.2, 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) Ultra Wideband (UWB) support Circle to Search |
Samsung DeX (desktop experience support) ANT+ Bixby natural language commands and dictation Samsung Pay (Visa, MasterCard certified) |
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| Battery | ||
|---|---|---|
| Type | Li-Ion 5000 mAh | Li-Ion 3000 mAh, non-removable (11.55 Wh) |
| Charging | 25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless |
15W wired, QC2 Wireless (Qi) (market dependent) |
| Talk time | Up to 20 h (3G) | |
| Music play | Up to 67 h | |
| Misc | ||
|---|---|---|
| Colors | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy | Midnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold, Rose Pink, Burgundy Red | SAR | 0.77 W/kg (head) 1.02 W/kg (body) | 0.44 W/kg (head) 0.75 W/kg (body) |
| SAR EU | 0.71 W/kg (head) 1.58 W/kg (body) | 0.32 W/kg (head) 1.27 W/kg (body) |
| Models | SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980 | SM-G950FD, SM-G950W, SM-G950S, SM-G950K, SM-G950L, SM-G9500, SM-G950A, SM-G950P, SM-G950T, SM-G950U, SM-G950V, SM-G950F, SM-G950U1, SM-G950N, SC-02J, SCV36, SM-G950, G950F |
| Price | $ 239.06 / C$ 389.99 / £ 212.00 / € 260.05 | About 230 EUR |
| Tests | ||
|---|---|---|
| Performance | AnTuTu: 657150 (v8) GeekBench: 3518 (v5.1) GFXBench: 33fps (ES 3.1 onscreen) |
AnTuTu: 199022 (v7) GeekBench: 6656 (v4.4) GFXBench: 13fps (ES 3.1 onscreen) |
| Display | 1023 nits max brightness (measured) | Contrast ratio: Infinite (nominal), 4.768 (sunlight) |
| Camera | Compare PHOTO / Compare VIDEO | |
| Loudspeaker | -25.5 LUFS (Very good) | Voice 66dB / Noise 70dB / Ring 72dB |
| Audio quality | Noise -92.5dB / Crosstalk -92.8dB | |
| Battery (old) | Endurance rating 114h | Endurance rating 84h |