T-Mobile G2X (P999DW) vs Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)
Side by side comparison between T-Mobile G2X vs Samsung Galaxy S20 Ultra 5G phones, differences, pros, cons and full specifications. What's the better?
,
4"
IPS
IPS
480x800
8
MP
MP
1.3mp
512MB
RAM
RAM
Dual-core
1500
mAh
mAh
(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-G988B/DS)
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!
4 Advantages 
33 Advantages | 16 Common items in both devices |
| 16 million |
| LED flash |
| Autofocus / PDAF: phase detection autofocus on both cameras |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +9 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 | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| Change model | ||
| Model | G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) |
| Other model names | T-Mobile G2X P999, LG Star | Galaxy S20 Ultra 5G SM-G988B/Dual-Sim (Snapdragon, 12GB RAM) |
| Country or region available |  USA |  (Global, International) |
| Brand | T-Mobile | Samsung |
| Release date | 4/15/2011 | 3/6/2020, Announced: 2/11/2020 |
| Depth | 10.2 millimeters (0.4 inches) | 8.8 millimeters (0.35 inches) |
| Size (width x height) | 63.5 x 124.5 millimeters (2.5 x 4.9 in) | 76 x 166.9 millimeters (2.99 x 6.57 in) |
| Weight | 142 grams (4.97 ounces) | 222 grams (7.77 ounces) |
| Build, materials | feature not registered | 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 | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| Display type | TFT IPS LCD | Dynamic AMOLED |
| Screen size | 4" inches | 6.9" inches |
| Screen-to-body ratio | ~57.6% (screen-to-body ratio) | ~90.6% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1440x3200 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 233 PPI | 509 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Gorilla Glass 6 |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | HDR10+ Always-On Display 120Hz@FHD 60Hz@QHD |
🤖 Operating System | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| System version | Android 2.2.1 Froyo | Android 10 |
| Firmware update | Android 2.3.4 Gingerbread | Android 13 |
| User Interface | feature not registered | One UI 2.5 / 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| Chipset | 32bit: NVIDIA Tegra 2 250 AP20H | 64bit: Samsung Exynos 990 (7nm) |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) | Octa-core, 3 processors: 2x 2.73GHz Mongoose M5 (Dual-core) 2x 2.5GHz ARM Cortex-A76 (Dual-core) 4x 2GHz ARM Cortex-A55 (Quad-core) |
| GPU graphical controller | ULP NVIDIA GeForce | ARM Mali-G77 MP11 (800MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 415976 (v7), 514485 (v8) Geekbench: 12191 (v4.4), 2697 (v5.1) GFXBench: 21fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| RAM memory | 512MB LPDDR2 | 12GB LPDDR5 |
| Internal storage | 8GB (6GB available) | 128GB (104GB available) UFS 3.0 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 21/5.76 Mbps | 5000/1024 Mbps |
| Network technology | 2G, 3G | 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 1700/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | 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 |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 40, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | 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 |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| Back camera (main camera) | 8 megapixels | (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 | 3264x2448 pixels | 12000x9000 pixels |
| Video recording (primary) | Full HD (1920x1080) 24 fps | 8K UHD (7680x4320) 24 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/1.33" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | 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 | Not supported | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@60fps 1080p@240fps 720p@960fps |
📸 Front camera | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| Front camera (secondary) | 1.3 megapixels | 40 megapixels |
| Front camera resolution | 1280x1024 pixels | 7296x5472 pixels |
| Video recording (secondary) | VGA (640x480) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 0.7µm pixel |
🔉 Sound and multimedia | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| Loudspeaker | Supported | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | Not supported | 2 microphones |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.263, H.264, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| USB | MicroUSB 2.0 | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Micro HDMI Type D | USB Type-C (reversible) |
| Bluetooth | 2.1 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1500 mAh | 5000 mAh |
| Charger, watts | Wired charging | 45W Wired fast charging USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | 15W Qi wireless charging (Qi/PMA) 9W Reverse wireless charging |
| Talk time autonomy | 7.8 hours | feature not registered |
| Standby | 400 hours (16.7 days) | feature not registered |
➕ Other features | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (Swype), 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • NVIDIA Tegra Zone • WiFi hotspot • Java framework | • Colors: Cosmic Black, Cosmic Grey, Cloud White • Ultrasonic fingerprint sensor • Bixby • Samsung DeX • Samsung Pay (MST, NFC) |
☢️ Radiation rate | ||
| T-Mobile G2X (P999DW) | Galaxy S20 Ultra 5G (SM-G988B/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.74W/kg (head), 1.12W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.66W/kg (head), 1.557W/kg (body) |