Samsung Galaxy S21 Ultra (SM-G998U1 256GB) vs HTC P3600
Side by side comparison between Samsung Galaxy S21 Ultra vs HTC P3600 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
2.8"
TFT
TFT
240x320
2
MP
MP
0.3mp
64MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy S21 Ultra (SM-G998U1 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!
33 Advantages 
3 Advantages | 4 Common items in both devices |
| Hands-free calling |
| Video calling |
| Vibrating alert |
| A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou / GPS |
| + 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-G998U1 256GB) | HTC P3600 | |
| Model | Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 |
| Other model names | Galaxy S21 Ultra 5G (SM-G998U1) Unlocked | HTC Trinity 100 |
| Country or region available |  USA | feature not registered |
| Brand | Samsung | HTC |
| Release date | 1/29/2021, Announced: 1/14/2021 | 9/1/2006 |
| Depth | 8.9 millimeters (0.35 inches) | 18.4 millimeters (0.72 inches) |
| Size (width x height) | 75.6 x 165.1 millimeters (2.98 x 6.5 in) | 58.2 x 108 millimeters (2.29 x 4.25 in) |
| Weight | 227 grams (7.95 ounces) | 150 grams (5.25 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| Display type | Dynamic AMOLED | TFT LCD |
| Screen size | 6.8" inches | 2.8" inches |
| Screen-to-body ratio | ~89.4% (screen-to-body ratio) | ~38.6% (screen-to-body ratio) |
| Display resolution | 1440x3200 pixels (20:9) | 240x320 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 516 PPI | 143 PPI |
| Colors | 16 million | 65 thousand |
| Scratch-resistant glass | Gorilla Glass Victus | Not supported |
| Refresh rate | 120Hz | feature not registered |
| Display features | 1500nits[peak] HDR10+ Always-On Display | feature not registered |
🤖 Operating System | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| System version | Android 11 | Windows Mobile 5.0 |
| Firmware update | Android 15 | feature not registered |
| User Interface | One UI 3.1 / 4.1 / 5.1 / 6.0 / 7.0 | feature not registered |
⚙️ Processor | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| Chipset | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) | 32bit: Samsung SC32442 |
| 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) | Single-core, 1 processor: 1x 400MHz ARM920T (Single-core) |
| GPU graphical controller | Qualcomm Adreno 660 (840MHz) | feature not registered |
| 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-G998U1 256GB) | HTC P3600 | |
| RAM memory | 12GB LPDDR5 | 64MB SDRAM |
| Internal storage | 256GB (220GB available) UFS 3.1 | 128MB (61MB available) |
| External storage | Not supported | Until 2GB MiniSD (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| 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) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 5000/1920 Mbps | 1.8 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G |
| 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 UMTS 850/900/1700/1900/2100 | UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE | Not supported |
| Primary 5G network | SA/NSA/Sub6 (2, 5, 25, 41, 66, 71) mmWave (260, 261) | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | CSD, GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | CDMA 800/1900, GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | Not supported |
📷 Camera | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| 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 | 2 megapixels |
| Main camera resolution | 12000x9000 pixels | 1600x1200 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | QVGA (320x240) |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/1.33" inches | feature not registered |
| Pixel size | 1.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus on both cameras | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Supported | feature not registered |
| HDR | HDR photo/video on both cameras | feature not registered |
| Camera extras | 4K@60fps 1080p@240fps 720p@960fps | feature not registered |
📸 Front camera | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| Front camera (secondary) | 40 megapixels | 0.3 megapixels |
| Front camera resolution | 7296x5472 pixels | 640x480 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 0.7µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 3 microphones | feature not registered |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MPEG4, 3GP |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, AAC |
🔌 Connectivity | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | Mini-USB 1.1 (Mini-B) |
| Audio output | Type-C reversible connector | proprietary audio output |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 2.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | GPS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 5000 mAh | 1500 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 | feature not registered |
| Talk time autonomy | feature not registered | 4 hours |
| Standby | feature not registered | 250 hours (10.4 days) |
➕ Other features | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | WAP, HTML |
| 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: Silver, Black • Pocket Office • PocketIE • Handwriting recognition • Java framework |
☢️ Radiation rate | ||
| Galaxy S21 Ultra (SM-G998U1 256GB) | HTC P3600 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.77W/kg (head), 1.02W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |