Alcatel U5 (5044Y) vs Samsung Galaxy S21 Ultra (SM-G998B 256GB)
Side by side comparison between Alcatel U5 vs Samsung Galaxy S21 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.8"
AMOLED
AMOLED
1440x3200
108
MP
MP
40mp
12GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S21 Ultra (SM-G998B 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!
5 Advantages 
37 Advantages | 8 Common items in both devices |
| 16 million |
| Capacitive |
| Multitouch |
| Accelerometer |
| FM (RDS) / FM |
| A-GPS, GeoTagging / A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC |
| + 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 | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| Model | Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) |
| Other model names | Alcatel U5 Single-Sim, OT-5044y | Galaxy S21 Ultra 5G (SM-G998B Single-SIM) |
| Country or region available |  (Europe) |  Australia |
| Brand | Alcatel | Samsung |
| Release date | 4/1/2017 | 1/29/2021, Announced: 1/14/2021 |
| Depth | 10 millimeters (0.39 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 71.8 x 140.7 millimeters (2.83 x 5.54 in) | 75.6 x 165.1 millimeters (2.98 x 6.5 in) |
| Weight | 168 grams (5.88 ounces) | 227 grams (7.95 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 | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| Display type | TFT LCD | Dynamic AMOLED |
| Screen size | 5" inches | 6.8" inches |
| Screen-to-body ratio | ~68.2% (screen-to-body ratio) | ~89.4% (screen-to-body ratio) |
| Display resolution | 480x854 pixels | 1440x3200 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 2-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 196 PPI | 516 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass Victus |
| Refresh rate | 60Hz | 120Hz |
| Display features | feature not registered | 1500nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| System version | Android 6.0 Marshmallow | Android 11 |
| Firmware update | feature not registered | Android 14 |
| User Interface | feature not registered | One UI 3.1 / 4.1 / 5.1 / 6.0 |
⚙️ Processor | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| Chipset | 64bit: MediaTek MT6737M (28nm) | 64bit: Samsung Exynos 2100 (5nm) |
| CPU | Quad-core, 1 processor: 4x 1.1GHz ARM Cortex-A53 (Quad-core) | 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) |
| GPU graphical controller | ARM Mali-T720 MP2 550Mhz | ARM Mali-G78 MP14 (854MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 657150 (v8), 727634 (v9) Geekbench: 3457 (v5.2) GFXBench: 51fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| RAM memory | 1GB LPDDR3 | 12GB LPDDR5 |
| Internal storage | 8GB (4GB available) | 256GB (220GB available) UFS 3.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 150/50 Mbps | 5000/1920 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 800/900/1800/2100/2600 (Bands 1,3,7,8,20) | 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, 20, 28, 38, 40, 41, 66, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | 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, SA/NSA |
📷 Camera | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| Back camera (main camera) | 5 megapixels | (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 |
| Main camera resolution | 2560x1920 pixels | 12000x9000 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | 8K UHD (7680x4320) 24 fps |
| Flash | LED flash on both cameras | 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 | 1.8µm pixel |
| Autofocus | Not supported | PDAF: phase detection autofocus on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital 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 only main camera | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@60fps 1080p@240fps 720p@960fps |
📸 Front camera | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| Front camera (secondary) | 2 megapixels | 40 megapixels |
| Front camera resolution | 1600x1200 pixels | 7296x5472 pixels |
| Video recording (secondary) | HD (1280x720) | 4K UHD (3840x2160) |
| Front flash | LED | Not supported |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| Loudspeaker | Supported | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | feature not registered | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | feature not registered | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| 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 | Not supported | USB Type-C (reversible) |
| Bluetooth | 4.2 + A2DP | 5.2 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) TLi020F1 | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2050 mAh | 5000 mAh |
| Charger, watts | Wired charging | 25W Wired fast charging USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| Call control | Voice dialing, Voice recorder | 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: Black, White | • Colors: Phantom Black, Silver, Titanium, Navy, Brown • Samsung Pay (Visa, MasterCard) • Samsung DeX • Stylus pen support |
☢️ Radiation rate | ||
| Alcatel U5 (5044Y) | Galaxy S21 Ultra (SM-G998B 256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.24W/kg (head), 0.72W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.99W/kg (head), 1.5W/kg (body) | 0.714W/kg (head), 1.58W/kg (body) |