Asus P565 vs Samsung Galaxy S21 Ultra (SM-G998B 128GB)
Side by side comparison between Asus P565 vs Samsung Galaxy S21 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
2.8"
TFT
TFT
480x640
3.1
MP
MP
0.3mp
128MB
RAM
RAM
Single-core
1300
mAh
mAh
(Removable)
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 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!
3 Advantages 
39 Advantages | 5 Common items in both devices |
| Autofocus / PDAF: phase detection autofocus on both cameras |
| Hands-free calling |
| Video calling |
| Vibrating alert |
| GPS / A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| + 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 | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| Change model | ||
| Model | Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) |
| Other model names | Asus P565 | Galaxy S21 Ultra 5G (SM-G998B Single-SIM) |
| Country or region available |  (Global, International) |  Australia |
| Brand | Asus | Samsung |
| Release date | 12/12/2008 | 1/29/2021, Announced: 1/14/2021 |
| Depth | 16 millimeters (0.63 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 60.5 x 102 millimeters (2.38 x 4.02 in) | 75.6 x 165.1 millimeters (2.98 x 6.5 in) |
| Weight | 120 grams (4.2 ounces) | 227 grams (7.95 ounces) |
| Build, materials | Plastic body | 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 | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| Display type | TFT LCD | Dynamic AMOLED |
| Screen size | 2.8" inches | 6.8" inches |
| Screen-to-body ratio | ~39.3% (screen-to-body ratio) | ~89.4% (screen-to-body ratio) |
| Display resolution | 480x640 pixels | 1440x3200 pixels (20:9) |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 286 PPI | 516 PPI |
| Colors | 65 thousand | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass Victus |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 1500nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| System version | Windows Mobile 6.1 Professional | Android 11 |
| Firmware update | feature not registered | Android 15 |
| User Interface | feature not registered | One UI 3.1 / 4.1 / 5.1 / 6.0 / 7.0 |
⚙️ Processor | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| Chipset | 32bit: Marvell PXA930 | 64bit: Samsung Exynos 2100 (5nm) |
| CPU | Single-core, 1 processor: 1x 800MHz Marvell Sheeva (Single-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 | feature not registered | 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 | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| RAM memory | 128MB LPDDR | 12GB LPDDR5 |
| Internal storage | 256MB (84MB available) | 128GB (101GB available) UFS 3.1 |
| External storage | Until 8GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 3.6 Mbps | 5000/1920 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G, 5G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Tri-Band 900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 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, 20, 28, 38, 40, 41, 66, 77, 78) |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA | 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 | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| Back camera (main camera) | 3.1 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 | 2048x1536 pixels | 12000x9000 pixels |
| Video recording (primary) | CIF (352x288) 24 fps | 8K UHD (7680x4320) 24 fps |
| Flash | Not supported | 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 | Autofocus | PDAF: phase detection autofocus on both cameras |
| Touch focus | Not supported | Supported |
| Image stabilization | Not supported | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Not supported | 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 | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| Front camera (secondary) | 0.3 megapixels | 40 megapixels |
| Front camera resolution | 640x480 pixels | 7296x5472 pixels |
| Video recording (secondary) | QVGA (320x240) | 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 | 1/2.8" inches |
| Pixel size | feature not registered | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| Loudspeaker | Supported | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | Not supported | 3 microphones |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, AAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| USB | Mini-USB 1.1 (Mini-B) | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | via mini-USB | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 2.0 + A2DP | 5.2 + A2DP/LE |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| Sensors | Not supported | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1300 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 | 4 hours | feature not registered |
| Standby | 300 hours (12.5 days) | feature not registered |
➕ Other features | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| Call control | 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 | WAP, HTML | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • Asus Glide UI • Pocket Office • Java framework | • Colors: Phantom Black, Silver, Titanium, Navy, Brown • Samsung Pay (Visa, MasterCard) • Samsung DeX • Stylus pen support |
☢️ Radiation rate | ||
| Asus P565 | Galaxy S21 Ultra (SM-G998B 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.24W/kg (head), 0.72W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.714W/kg (head), 1.58W/kg (body) |