Samsung Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) vs Asus Zenfone 3 Zoom (ZE553KL 128GB)
Side by side comparison between Samsung Galaxy S23 Ultra vs Asus Zenfone 3 Zoom phones, differences, pros, cons and full specifications. What's the better?
,
6.8"
AMOLED
AMOLED
1440x3088
200
MP
MP
12mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
5.5"
AMOLED
AMOLED
1080x1920
12
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB)
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!
25 Advantages 
7 Advantages | 20 Common items in both devices |
| Aluminum frame, glass front/back / Aluminum body, glass front |
| 16 million |
| Digital and optical zoom |
| PDAF: phase detection autofocus on both cameras / LDAF/PDAF: laser/phase detection autofocus |
| OIS: Optical stabilization / OIS (4-axis): Optical stabilization |
| HDR photo/video on both cameras / HDR photo on both cameras |
| f/1.7 (aperture) |
| +13 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 S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Model | Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Zenfone 3 Zoom (ZE553KL 128GB) |
| Other model names | Galaxy S23 Ultra 5G (SM-S918B/Dual-SIM) | Asus Zenfone 3 Zoom ZE553KL (128GB + 4GB RAM), Zenfone Zoom |
| Country or region available |  (Global, International) |          Brazil, China, USA, Philippines, Hong Kong, India, Japan, Singapore, Taiwan, (Global, International) |
| Brand | Samsung | Asus |
| Release date | 2/17/2023, Announced: 2/1/2023 | 1/1/2017 |
| Depth | 8.9 millimeters (0.35 inches) | 8 millimeters (0.31 inches) |
| Size (width x height) | 78.1 x 163.4 millimeters (3.07 x 6.43 in) | 77 x 154.3 millimeters (3.03 x 6.07 in) |
| Weight | 234 grams (8.19 ounces) | 170 grams (5.95 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: Gorilla Glass Victus 2 | Aluminum body, glass front |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Display type | Dynamic AMOLED | AMOLED |
| Screen size | 6.8" inches | 5.5" inches |
| Screen-to-body ratio | ~89.5% (screen-to-body ratio) | ~70.2% (screen-to-body ratio) |
| Display resolution | 1440x3088 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 501 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus 2 | Gorilla Glass 5 |
| Refresh rate | 120Hz | feature not registered |
| Display features | 1750nits[peak] HDR10+ Always-On Display | feature not registered |
🤖 Operating System | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| System version | Android 13 | Android 6.0.1 Marshmallow |
| Firmware update | Android 14 | Android 8.0 Oreo |
| User Interface | One UI 5.1 / 6.0 | feature not registered |
⚙️ Processor | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Gen 2 (SM8550-AC) (4nm) | 64bit: Qualcomm Snapdragon 625 MSM8953 (14nm) |
| CPU | Octa-core, 3 processors: 1x 3.36GHz ARM Cortex-X3 (Single-core) 4x 2.8GHz ARM Cortex-A710/A715 (Quad-core) 3x 2GHz ARM Cortex-A510 (Triple-core) | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | Qualcomm Adreno 740 | Qualcomm Adreno 506 650Mhz |
| Performance (benchmark) | AnTuTu: 1241613 (v9) Geekbench: 4927 (v5.1) GFXBench: 67fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| RAM memory | 8GB LPDDR5X | 4GB LPDDR3 |
| Internal storage | 256GB (218GB available) UFS 4.0 | 128GB (118GB available) |
| External storage | Not supported | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3000/1920 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G |
| 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 | Global: UMTS 850/900/1900/2100 India/Indonesia: TD-SCDMA 1900/2000 UMTS 850/900/2100 USA/Brazil: UMTS 850/900/1700/1900/2100 China: UMTS 850/900/1900/2100 Taiwan/HongKong/Japan/SG/PH: TD-SCDMA 190 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE | LTE Cat4 Global version: LTE (Bands 1,2,3,5,7,8,20) India/Indonesia version: LTE (Bands 1,3,5,8) USA/Brazil version: LTE (Bands 1,2,3,4,5,7,8,17,28) China version: LTE (Bands 1,2,3,5,7,8) TD-LTE (Bands 38,39,40,41) Taiwan/Japan/HongKong/Singapore/Philippines version: LTE (Bands 1,2,3,5,7,8,18,19,26,28) TD-LTE (Bands 38,39,40,41) |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 41, 66, 71) | 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 | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| 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, 29, 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 | GPRS, EDGE |
📷 Camera | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Back camera (main camera) | (quad camera) 200 megapixels 10MP periscope telephoto f/4.9230mm1/3.52"1.12µmPDAFOIS10x-optical-zoom 10MP telephoto f/2.470mm1/3.52"1.12µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.213mm120°1/2.55"1.4µmPDAFSuper-Steady | (dual camera) 12 megapixels 12MP f/2.859mm |
| Main camera resolution | 20000x10000 pixels | 4000x3000 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | 4K UHD (3840x2160) 24 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.7 (aperture) | f/1.7 (aperture) |
| Focal length | 24mm lens | 25mm lens |
| Sensor size | 1/1.3" inches | 1/2.5" inches |
| Pixel size | 0.6µm pixel | 1.4µm pixel |
| Autofocus | PDAF: phase detection autofocus on both cameras | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS (4-axis): Optical stabilization |
| Zoom | Digital and optical zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 8K@24/30fps 4K@30/60fps 1080p@30/60fps 1080p@240/960fps (slow motion) HDR10+ | feature not registered |
📸 Front camera | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Front camera (secondary) | 12 megapixels | 13 megapixels |
| Front camera resolution | 4000x3000 pixels | 4128x3096 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm lens | feature not registered |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| 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.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.3 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 5000 mAh | 5000 mAh |
| Charger, watts | 45W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | 10W 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 | 48 hours (2 days) |
| Standby | feature not registered | 1008 hours (42 days) |
➕ Other features | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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: Phantom Black, Cream, Green, Lavender, Graphite, Sky Blue, Lime, Red • Samsung DeX • Samsung Pay (Visa, MasterCard) • S Pen (Stylus Pen): Bluetooth 2.8ms latency | • Colors: Black, Silver, Rose Gold • ASUS ZenUI 3.0 • 2.5D glass screen • 500nits brightness screen • Sony IMX362 back camera sensor • Sony IMX214 front camera sensor • DTS sound enhancement • 24-bit/192kHz audio • 100GB Google Drive |
☢️ Radiation rate | ||
| Galaxy S23 Ultra (SM-S918B/DS 256GB/8GB) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.98W/kg (head), 1.1W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.963W/kg (head), 1.398W/kg (body) | feature not registered |