Device comparison
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Full specifications
Every available group and stored value, aligned by field.
LAUNCH DATE3 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Announced | January 29, 2021 | 1 March 2024 (shown at MWC 2024) |
| Released | 2021-01-29 | 20 May 2024 (AliExpress) |
| Status | Available | Available |
NETWORK6 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| 2G Bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM B2 / B3 / B5 / B8 (850 / 900 / 1800 / 1900) |
| 3G Bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100; CDMA2000 1xEV-DO | WCDMA B1 / B2 / B4 / B5 / B8; CDMA BC0 / BC1 / BC10 |
| 4G LTE | 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, 38, 39, 40, 41, 66 - SM-G998B | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28A, 28B, 38, 40, 41, 66 |
| 5G | 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 | No |
| Speed | LTE, 5G | HSPA, LTE |
| Technology | 5G/4G/LTE/GSM | GSM / CDMA / HSPA / LTE |
BODY5 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Build | Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame | Foldable screen with ultra-thin glass (UTG) and protective film, vegan leather back, waterdrop hinge rated for 250,000 folds |
| Dimensions | 165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in) | Unfolded: 168.99 x 75.47 x 8.08 mm; Folded: 87 x 75.47 x 16.25 mm |
| IP Rating | IP68 dust/water resistant (up to 1.5m for 30 min) | — |
| SIM | Nano-SIM + eSIM Nano-SIM + Nano-SIM + eSIM (max 2 at a time) | Nano-SIM + Nano-SIM |
| Weight | 227 g (Sub6), 229 g (mmWave) (8.01 oz) | 198 g |
DISPLAY8 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Brightness | 1500 nits (peak) | 1300 nits (peak) |
| Features | — | Cover display: 1.19-inch OLED, 390 x 390 pixels (Smart Cover Screen); TÜV SÜD low blue light certification; punch-hole |
| Protection | Corning Gorilla Glass Victus | Ultra-thin glass (UTG) with protective film |
| Refresh Rate | 120Hz | — |
| Resolution | 1440 x 3200 pixels, 20:9 ratio (~515 ppi density) | 1080 x 2560 pixels |
| Screen-to-body | ~89.8% | 94.3% |
| Size | 6.8 inches, 112.1 cm2 (~89.8% screen-to-body ratio) | 6.9 inches |
| Type | Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak) | Foldable AMOLED, 1B colors, P3 wide color gamut |
PLATFORM4 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| 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 (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) |
| Chipset | Exynos 2100 (5 nm) - International / Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China | MediaTek Helio G99 (6 nm) |
| GPU | Mali-G78 MP14 - International Adreno 660 - USA/China | Mali-G57 MC2 |
| OS | Android 11, up to 4 major Android upgrades, One UI 6.1 | Android 13, DokeOS 4.0 |
MEMORY5 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Card slot | No | No |
| Internal | 128GB, 256GB, 512GB | 256GB |
| RAM | 8GB RAM, 12GB RAM,16GB RAM, | 12GB LPDDR4X; + up to 24GB virtual RAM (36GB total) |
| Storage Type | — | UFS 2.2 |
| Storage/RAM variants | 128GB, 256GB, 512GB; 8GB RAM, 12GB RAM,16GB RAM, | 256GB 12GB RAM |
MAIN CAMERA3 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Features | Laser AF, LED flash, auto-HDR, panorama | LED flash, FlexForm (half-folded) camera mode, night mode, portrait, HDR, panorama, mono mode |
| MAIN CAMERA | 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 | 108 MP, f/1.9 (Samsung ISOCELL HM6), wide | 8 MP, 120° ultrawide |
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS | 1440p (2K)@30fps, 1080p@30fps |
SELFIE CAMERA3 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Features | HDR | Beauty mode |
| Selfie camera | 40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF | 32 MP, f/2.5, punch-hole |
| Video | 4K@30/60fps, 1080p@30fps | 1080p@30fps |
SOUND2 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| 3.5mm jack | No | No |
| Loudspeaker | Yes, with stereo speakers | Yes, with stereo speakers |
COMMUNICATION6 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Bluetooth | 5.2, A2DP, LE | Yes, A2DP, LE |
| NFC | Yes | Yes |
| Positioning | GPS, GLONASS, BDS, GALILEO | GPS, GLONASS, BeiDou, Galileo |
| Radio | FM radio (Snapdragon model only; market/operator dependent) | No |
| USB | USB Type-C 3.2, OTG | USB Type-C |
| 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 |
FEATURES2 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Other features | — | Clamshell foldable; Split View multitasking; Dynamic Live View; Smart Cover Screen |
| Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | Fingerprint (side-mounted), accelerometer, proximity |
BATTERY3 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Capacity | 5000 mAh | 4000 mAh |
| Charging Type | 25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless | 45W wired, 48% in 20 min (advertised); reverse charging |
| Type | Li-Ion 5000 mAh | Li-Ion 4000 mAh (2700 mAh + 1300 mAh dual cell), non-removable |
ADDITIONAL INFORMATION7 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Colors | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy | Sakura Purple; Eclipse Black |
| Compatibility | — | 4G only (no 5G); dual nano-SIM with 4G VoLTE; no microSD; launched on Android 13 with updates promised through Android 16 (Android Headlines) |
| Cooling | — | Integrated cooling system, keeps temperature under 44°C (Blackview) |
| Launch Price | — | EUR 399 (MWC 2024 announcement) |
| Launch Price (USD) | $399.98 (reference only — see Price in Nigeria above for the actual retail price) | $429 (AliExpress early-bird price for first 100 orders, from 20 May 2024) |
| Models | SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980 | HERO 10 |
| Price in Nigeria | ₦770,000 (Saved seller price · not yet reverified) | ₦600,600 (Stored estimate) |
TESTS2 fields
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Battery Endurance | — | Standby 288 h; calls 17 h; music 9.5 h; web 6.5 h; video 6 h; gaming 4 h (Blackview manufacturer figures) |
| Performance | — | AnTuTu: 442,746 (Blackview manufacturer figure) |
SECURITY1 field
| Specification | Galaxy S21 Ultra | Hero 10 |
|---|---|---|
| Security | Biometric security: Fingerprint (under display, ultrasonic). | Fingerprint (side-mounted), face unlock (works from both screens) |