Samsung Galaxy S21 Ultra (SM-G998W 256GB) vs Samsung Galaxy S7 (SM-G930R4)
Side by side comparison between Samsung Galaxy S21 Ultra vs Samsung Galaxy S7 phones, differences, pros, cons and full specifications. What's the better?
,
6.8"
AMOLED
AMOLED
1440x3200
108
MP
MP
40mp
12GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
5.1"
AMOLED
AMOLED
1440x2560
12.2
MP
MP
5mp
3GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S21 Ultra (SM-G998W 256GB)
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!
24 Common items in both devices |
Aluminum frame, glass front/back |
Dynamic AMOLED / Super AMOLED |
16 million |
LED flash |
PDAF: phase detection autofocus on both cameras / PDAF: phase detection autofocus |
OIS: Optical stabilization |
HDR photo/video on both cameras |
+17 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 S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
Model | Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) |
Other model names | Galaxy S21 Ultra 5G (SM-G998W) | US Cellular Galaxy S7 G930R, Samsung Hero |
Country or region available | Canada | USA |
Brand | Samsung | Samsung |
Release date | 1/29/2021, Announced: 1/14/2021 | 3/11/2016, Announced: 2/21/2016 |
Depth | 8.9 millimeters (0.35 inches) | 7.9 millimeters (0.31 inches) |
Size (width x height) | 75.6 x 165.1 millimeters (2.98 x 6.5 in) | 69.6 x 142.4 millimeters (2.74 x 5.61 in) |
Weight | 227 grams (7.95 ounces) | 152 grams (5.32 ounces) |
Build, materials | Aluminum frame, glass front/back | Aluminum frame, glass front/back |
Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
Display type | Dynamic AMOLED | Super AMOLED |
Screen size | 6.8" inches | 5.1" inches |
Screen-to-body ratio | ~89.4% (screen-to-body ratio) | ~72.3% (screen-to-body ratio) |
Display resolution | 1440x3200 pixels (20:9) | 1440x2560 pixels (16:9) |
Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
Pixel density (dot pitch) | 516 PPI | 576 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass Victus | Gorilla Glass 4 |
Refresh rate | 120Hz | 60Hz |
Display features | 1500nits[peak] HDR10+ Always-On Display | Not supported |
🤖 Operating System | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
System version | Android 11 | Android 6.0.1 Marshmallow |
Firmware update | Android 14 | Android 8.0 Oreo |
User Interface | One UI 3.1 / 4.1 / 5.1 / 6.0 | feature not registered |
⚙️ Processor | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
Chipset | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) | 64bit: Qualcomm Snapdragon 820 (MSM8996) (14nm) |
CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) | Quad-core, 2 processors: 2x 2.15GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core) |
GPU graphical controller | Qualcomm Adreno 660 (840MHz) | Qualcomm Adreno 530 (624MHz) |
Performance (benchmark) | AnTuTu: 681099 (v8), 809165 (v9) Geekbench: 3539 (v5.2) GFXBench: 54fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
RAM memory | 12GB LPDDR5 | 3GB LPDDR4 |
Internal storage | 256GB (220GB available) UFS 3.1 | 32GB (22GB available) UFS 2.0 |
External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
SIM card | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM | 1 slot (Single-SIM) nano-SIM (4FF) |
Maximum Download / Upload | 5000/1920 Mbps | 450/50 Mbps |
Network technology | 2G, 3G, 4G, 5G | 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 | GSM 850/900/1800/1900 |
Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/1700/1900/2100 |
Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46) VoLTE | LTE Cat9 (Bands 1, 2, 3, 4, 5, 7, 12, 13, 20) |
Primary 5G network | SA/NSA/Sub6 (2, 41, 66, 71) | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
Secondary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46) VoLTE | Not supported |
Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
📷 Camera | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
Back camera (main camera) | (quad camera) 108 megapixels 10MP periscope telephoto f/4.9240mm1/3.24"1.22µmPDAFOIS10x-optical-zoom 10MP telephoto f/2.470mm1/3.24"1.22µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.213mm1/2.55"1.4µmPDAFSuper-Steady-video | 12.2 megapixels |
Main camera resolution | 12000x9000 pixels | 4032x3024 pixels |
Video recording (primary) | 8K UHD (7680x4320) 24 fps | 4K UHD (3840x2160) 30 fps |
Flash | LED flash | LED flash |
Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
Focal length | 26mm lens | 26mm lens |
Sensor size | 1/1.33" inches | 1/2.55" inches |
Pixel size | 1.8µm pixel | 1.4µm pixel |
Autofocus | PDAF: phase detection autofocus on both cameras | PDAF: phase detection autofocus |
Touch focus | Supported | Supported |
Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
Zoom | Digital and optical zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
BSI sensor | Supported | Supported |
HDR | HDR photo/video on both cameras | HDR photo/video on both cameras |
Camera extras | 4K@60fps 1080p@240fps 720p@960fps | feature not registered |
📸 Front camera | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
Front camera (secondary) | 40 megapixels | 5 megapixels |
Front camera resolution | 7296x5472 pixels | 2592x1944 pixels |
Video recording (secondary) | 4K UHD (3840x2160) | 2K UHD (2560x1440) |
Front flash | Not supported | Not supported |
Focal aperture | f/2.2 (aperture) | f/1.7 (aperture) |
Focal length | 26mm lens | 22mm lens |
Sensor size | 1/2.8" inches | 1/4.1" inches |
Pixel size | 0.7µm pixel | 1.34µm pixel |
🔉 Sound and multimedia | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
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.264, H.263, DivX, XviD, WMV |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
USB | USB 3.2 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
Audio output | Type-C reversible connector | 3.5mm jack |
TV output | USB Type-C (reversible) | Micro-B USB MHL |
Bluetooth | 5.2 + A2DP/LE | 4.2 + A2DP |
WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
DLNA | Supported | Supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
NFC | Supported | Supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) | Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Heart rate Proximity sensor SpO2 |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
Battery capacity | 5000 mAh | 3000 mAh |
Charger, watts | 25W Wired fast charging USB Power Delivery 3.0 | 15W Wired fast charging Quick Charge 2 |
Inductive / wireless charging | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging | Qi wireless charging (Qi/PMA) |
Talk time autonomy | feature not registered | 28 hours (1.2 days) |
Standby | feature not registered | 288 hours (12 days) |
➕ Other features | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
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: Phantom Black, Silver, Titanium, Navy, Brown • Samsung Pay (Visa, MasterCard) • Samsung DeX • Stylus pen support | • Colors: Black, White, Gold, Silver • Corning Gorilla Glass back panel • Samsung Gear VR compatible • Fast battery charging: 83% in 30min • OneDrive 115GB • Samsung Pay (Visa, MasterCard) |
☢️ Radiation rate | ||
Galaxy S21 Ultra (SM-G998W 256GB) | Galaxy S7 (SM-G930R4) | |
SAR 1.6W/kg (USA, Mexico, etc.) | 1.12W/kg (head), 1.25W/kg (body) | 1.24W/kg (head), 1.59W/kg (body) |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |