OnePlus 7 (128GB) vs Samsung Galaxy S20 Ultra 5G (SM-G988N)
Side by side comparison between OnePlus 7 vs Samsung Galaxy S20 Ultra 5G phones, differences, pros, cons and full specifications. What's the better?
,
6.41"
AMOLED
AMOLED
1080x2340
48
MP
MP
16mp
6GB
RAM
RAM
Octa-core
3700
mAh
mAh
(Non removable)
vs
6.9"
AMOLED
AMOLED
1440x3200
108
MP
MP
40mp
12GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S20 Ultra 5G (SM-G988N)
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!
5 Advantages 
27 Advantages | 25 Common items in both devices |
| UFS 3.0 |
| Aluminum frame, glass front/back |
| Optic AMOLED / Dynamic AMOLED |
| 16 million |
| PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras |
| OIS: Optical stabilization |
| HDR photo/video on both cameras |
| +18 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 | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| Model | OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) |
| Other model names | OnePlus 7 GM1900, GM1901, GM1903, GM1905, BBK GuacamoleB | 삼성갤럭시 S20 Ultra 5G SM-G988NZKAKOO (Snapdragon, 12GB RAM) |
| Country or region available |  (Global, International) |  South Korea |
| Brand | OnePlus | Samsung |
| Release date | 6/4/2019, Announced: 5/14/2019 | 3/6/2020, Announced: 2/11/2020 |
| Depth | 8.2 millimeters (0.32 inches) | 8.8 millimeters (0.35 inches) |
| Size (width x height) | 74.8 x 157.7 millimeters (2.94 x 6.21 in) | 76 x 166.9 millimeters (2.99 x 6.57 in) |
| Weight | 182 grams (6.37 ounces) | 222 grams (7.77 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: Gorilla Glass 5 | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| Display type | Optic AMOLED | Dynamic AMOLED |
| Screen size | 6.41" inches | 6.9" inches |
| Screen-to-body ratio | ~85.5% (screen-to-body ratio) | ~90.6% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 1440x3200 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 402 PPI | 509 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 6 | Gorilla Glass 6 |
| Refresh rate | 60Hz | 120Hz |
| Display features | HDR10 | HDR10+ Always-On Display 120Hz@FHD 60Hz@QHD |
🤖 Operating System | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| System version | Android 9.0 Pie | Android 10 |
| Firmware update | Android 12 | Android 13 |
| User Interface | OxygenOS 9 / 10 / 11 / 12 | One UI 2.5 / 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| Chipset | 64bit: Qualcomm Snapdragon 855 (SM8150) (7nm) | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 640 (585MHz) | Qualcomm Adreno 650 (250-587MHz) |
| Performance (benchmark) | AnTuTu: 367812 (v7) Geekbench: 11075 (v4.4) GFXBench: 36fps (ES 3.1 onscreen) | AnTuTu: 415976 (v7), 514485 (v8) Geekbench: 12191 (v4.4), 2697 (v5.1) GFXBench: 21fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| RAM memory | 6GB LPDDR4X | 12GB LPDDR5 |
| Internal storage | 128GB (109GB available) UFS 3.0 | 256GB (222GB available) UFS 3.0 |
| External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 1024/150 Mbps | 5000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 800/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat16/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 29, 32) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 66) TD-LTE (38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (78) |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 800/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat16/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 29, 32) TD-LTE (34, 38, 39, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| Back camera (main camera) | (dual camera) 48 megapixels 5MP depth f/2.41.12µm | (quad camera) 108 megapixels 48MP periscope telephoto f/3.5103mm1/2.0"0.8µmPDAFOIS4x-optical-zoom10x-hybrid-zoom 12MP ultrawide f/2.213mm1.4µmSuper-Steady-video 0.3MP TOF 3D f/1.0 |
| Main camera resolution | 8000x6000 pixels | 12000x9000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 8K UHD (7680x4320) 24 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | 1/2" inches | 1/1.33" inches |
| Pixel size | 0.8µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo/video on both cameras | HDR photo/video on both cameras |
| Camera extras | 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) 720p@480fps (slow motion) Sony IMX586 sensor Sony IMX471 sensor | 4K@60fps 1080p@240fps 720p@960fps |
📸 Front camera | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| Front camera (secondary) | 16 megapixels | 40 megapixels |
| Front camera resolution | 4608x3456 pixels | 7296x5472 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | 25mm lens | 26mm lens |
| Sensor size | 1/3.1" inches | feature not registered |
| Pixel size | 1µm pixel | 0.7µm pixel |
🔉 Sound and multimedia | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| Loudspeaker | Stereo sound | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | Type-C reversible connector |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, SBAS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3700 mAh | 5000 mAh |
| Charger, watts | 20W Wired fast charging | 45W Wired fast charging USB Power Delivery 3.0 |
| Inductive / wireless charging | Not supported | 15W Qi wireless charging (Qi/PMA) 9W Reverse wireless charging |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| 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: Mirror Gray, Red • Silicon case included | • Colors: Cosmic Black, Cosmic Grey, Cloud White • Ultrasonic fingerprint sensor • Bixby • Samsung DeX • Samsung Pay (MST, NFC) |
☢️ Radiation rate | ||
| OnePlus 7 (128GB) | Galaxy S20 Ultra 5G (SM-G988N) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.599W/kg (head), 1.31W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |