Samsung Galaxy S21 Ultra (SM-G998B/DS 128GB) vs Apple iPhone 7 (256GB)
Side by side comparison between Samsung Galaxy S21 Ultra vs Apple iPhone 7 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
4.7"
IPS
IPS
750x1334
12
MP
MP
7.1mp
2GB
RAM
RAM
Quad-core
1960
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S21 Ultra (SM-G998B/DS 128GB)
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!
22 Common items in both devices |
Aluminum frame, glass front/back / Aluminum body, glass front |
16 million |
PDAF: phase detection autofocus on both cameras / PDAF: phase detection autofocus |
OIS: Optical stabilization |
HDR photo/video on both cameras |
f/1.8 (aperture) |
Capacitive |
+15 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-G998B/DS 128GB) | iPhone 7 (256GB) | |
Model | Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) |
Other model names | Galaxy S21 Ultra 5G (SM-G998B/Dual-SIM) | iPhone 7 A1660 CDMA, iPhone 7 A1778 |
Country or region available | (Global, International) | (Global, International) |
Brand | Samsung | Apple |
Release date | 1/29/2021, Announced: 1/14/2021 | 9/16/2016, Announced: 9/7/2016 |
Depth | 8.9 millimeters (0.35 inches) | 7.1 millimeters (0.28 inches) |
Size (width x height) | 75.6 x 165.1 millimeters (2.98 x 6.5 in) | 67.1 x 138.3 millimeters (2.64 x 5.44 in) |
Weight | 227 grams (7.95 ounces) | 138 grams (4.83 ounces) |
Build, materials | Aluminum frame, glass front/back | Aluminum body, glass front |
Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | IP67 certified: dust proof and waterproof over 1 meter and 30min |
📲 Display | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
Display type | Dynamic AMOLED | TFT LED-Backlit IPS LCD |
Screen size | 6.8" inches | 4.7" inches |
Screen-to-body ratio | ~89.4% (screen-to-body ratio) | ~65.6% (screen-to-body ratio) |
Display resolution | 1440x3200 pixels (20:9) | 750x1334 pixels (16:9) |
Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
Pixel density (dot pitch) | 516 PPI | 326 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass Victus | Sapphire Glass |
Refresh rate | 120Hz | 60Hz |
Display features | 1500nits[peak] HDR10+ Always-On Display | 625nits[typ] Wide color gamut |
🤖 Operating System | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
System version | Android 11 | iOS 10 |
Firmware update | Android 14 | iOS 15 |
User Interface | One UI 3.1 / 4.1 / 5.1 / 6.0 | feature not registered |
⚙️ Processor | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
Chipset | 64bit: Samsung Exynos 2100 (5nm) | 64bit: Apple A10 Fusion (16nm) |
CPU | 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) | Quad-core, 2 processors: 2x 2.34GHz Hurricane (Dual-core) 2x 2GHz Zephyr (Dual-core) |
GPU graphical controller | ARM Mali-G78 MP14 (854MHz) | PowerVR Series7XT Plus (6-core, 900MHz) |
Performance (benchmark) | AnTuTu: 657150 (v8), 727634 (v9) Geekbench: 3457 (v5.2) GFXBench: 51fps (ES 3.1 onscreen) | Basemark OS II: 3416 (2.0) |
💽 Memory and storage | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
RAM memory | 12GB LPDDR5 | 2GB LPDDR4 |
Internal storage | 128GB (101GB available) UFS 3.1 | 256GB (245GB available) NVMe (SSD) |
External storage | Not supported | Not supported |
📶 Mobile networks | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
SIM card | 2 slots (Dual-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, CDMA 800/1900/2100 (A1660) |
Primary 3G network | UMTS 850/900/1700/1900/2100 | A1660 model: CDMA2000 TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 A1778 model: UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41) VoLTE | LTE Cat9 (1,2,3,4,5,7,8,12,13,17,18,19,20,25,26,27,28,29,30) TD-LTE (38,39,40,41) |
Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, 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, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41) 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-G998B/DS 128GB) | iPhone 7 (256GB) | |
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 megapixels |
Main camera resolution | 12000x9000 pixels | 4608x2592 pixels |
Video recording (primary) | 8K UHD (7680x4320) 24 fps | 4K UHD (3840x2160) 30 fps |
Flash | LED flash | Quad-LED flash |
Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
Focal length | 26mm lens | 28mm lens |
Sensor size | 1/1.33" inches | 1/3" inches |
Pixel size | 1.8µm pixel | 1.22µm 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 | 1080p@120fps 720p@240fps |
📸 Front camera | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
Front camera (secondary) | 40 megapixels | 7.1 megapixels |
Front camera resolution | 7296x5472 pixels | 3072x2304 pixels |
Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
Front flash | Not supported | Not supported |
Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
Focal length | 26mm lens | 32mm lens |
Sensor size | 1/2.8" inches | feature not registered |
Pixel size | 0.7µm pixel | feature not registered |
🔉 Sound and multimedia | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Stereo sound with dual speakers |
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 | MPEG4, H.265, H.264, MOV |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, AAC, eAAC, M4A |
🔌 Connectivity | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 2.0 proprietary connector |
Audio output | Type-C reversible connector | proprietary audio output |
TV output | USB Type-C (reversible) | Proprietary TV-out |
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 hotspot |
DLNA | Supported | Not supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, QZSS |
NFC | Supported | Supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
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 Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
Battery capacity | 5000 mAh | 1960 mAh |
Charger, watts | 25W Wired fast charging USB Power Delivery 3.0 | Wired charging |
Inductive / wireless charging | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging | Not supported |
Talk time autonomy | feature not registered | 14 hours |
Standby | feature not registered | 240 hours (10 days) |
➕ Other features | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
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: Jet Black, Black, Silver, Gold, Rose Gold • Oleophobic coating • Simultaneous video and image recording • 3D Touch display • FaceTime • Siri natural language • AirDrop file sharing • iCloud cloud service • NFC Apple Pay only • Lightning to 3.5mm headphone jack adapter included |
☢️ Radiation rate | ||
Galaxy S21 Ultra (SM-G998B/DS 128GB) | iPhone 7 (256GB) | |
SAR 1.6W/kg (USA, Mexico, etc.) | 0.24W/kg (head), 0.72W/kg (body) | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | 0.714W/kg (head), 1.58W/kg (body) | feature not registered |