Samsung Galaxy S23 Ultra (SM-S918B/DS 512GB) vs Xiaomi 17 (1TB)
Side by side comparison between Samsung Galaxy S23 Ultra vs Xiaomi 17 phones, differences, pros, cons and full specifications. What's the better?
,
6.8"
AMOLED
AMOLED
1440x3088
200
MP
MP
12mp
12GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
6.3"
AMOLED
AMOLED
1220x2656
50
MP
MP
50mp
16GB
RAM
RAM
Octa-core
7000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi 17 (1TB)
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!
8 Advantages 
14 Advantages | 37 Common items in both devices |
| Aluminum frame, glass front/back |
| Dynamic AMOLED / LTPO AMOLED |
| HDR10+ / Dolby Vision/HDR10+ |
| 120Hz |
| Digital and optical zoom |
| PDAF: phase detection autofocus on both cameras |
| OIS: Optical stabilization |
| +30 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 512GB) | Xiaomi 17 (1TB) | |
| Model | Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) |
| Other model names | Galaxy S23 Ultra 5G (SM-S918B/Dual-SIM) | Xiaomi 17 25113PN0EC (Xiaomi 16) |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Samsung | Xiaomi |
| Release date | 2/17/2023, Announced: 2/1/2023 | 9/27/2025, Announced: 9/25/2025 |
| Depth | 8.9 millimeters (0.35 inches) | 8.1 millimeters (0.32 inches) |
| Size (width x height) | 78.1 x 163.4 millimeters (3.07 x 6.43 in) | 71.8 x 151.1 millimeters (2.83 x 5.95 in) |
| Weight | 234 grams (8.19 ounces) | 191 grams (6.69 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: Gorilla Glass Victus 2 | Aluminum frame, glass front/back |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| Display type | Dynamic AMOLED | LTPO AMOLED |
| Screen size | 6.8" inches | 6.3" inches |
| Screen-to-body ratio | ~89.5% (screen-to-body ratio) | ~89.5% (screen-to-body ratio) |
| Display resolution | 1440x3088 pixels | 1220x2656 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 501 PPI | 464 PPI |
| Colors | 16 million | 68 billion |
| Scratch-resistant glass | Gorilla Glass Victus 2 | Dragon Crystal Glass |
| Refresh rate | 120Hz | 120Hz |
| Display features | 1750nits[peak] HDR10+ Always-On Display | 3500nits[peak] Dolby Vision/HDR10+ |
🤖 Operating System | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| System version | Android 13 | Android 16 |
| Firmware update | Android 15 | feature not registered |
| User Interface | One UI 5.1 / 6.0 / 7.0 | HyperOS 3 |
⚙️ Processor | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Gen 2 (SM8550-AC) (4nm) | 64bit: Qualcomm Snapdragon 8 Elite Gen 5 (SM8850-AC) (3nm) |
| CPU | Octa-core, 4 processors: 1x 3.36GHz ARM Cortex-X3 (Single-core) 2x 2.8GHz ARM Cortex-A710 (Dual-core) 2x 2.8GHz ARM Cortex-A715 (Dual-core) 3x 2GHz ARM Cortex-A510 (Triple-core) | Octa-core, 2 processors: 2x 4.61GHz Oryon V3 Phoenix L (Dual-core) 6x 3.62GHz Oryon V3 Phoenix M (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 740 | Qualcomm Adreno 840 |
| Performance (benchmark) | AnTuTu: 1241613 (v9) Geekbench: 4927 (v5.1) GFXBench: 67fps (ES 3.1 onscreen) | AnTuTu: 3492566 (v11) Geekbench: 11228 (v6.5) |
💽 Memory and storage | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| RAM memory | 12GB LPDDR5X | 16GB LPDDR5X |
| Internal storage | 512GB (454GB available) UFS 4.0 | 1TB (964GB available) |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3000/1920 Mbps | 3000/1024 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | 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 800/850/900/1700/1900/2100 |
| 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 Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 41, 66, 71) | SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 77, 78, 80, 81, 83, 84, 89) |
| 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, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| 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 | UMTS 800/850/900/1700/1900/2100 |
| 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 | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE |
| 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, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| 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 | (triple camera) 50 megapixels 50MP telephoto f/2.060mm1/2.76"0.64µmPDAFOIS2.6x-optical-zoom 50MP ultrawide f/2.417mm102°1/2.76"0.64µm |
| Main camera resolution | 20000x10000 pixels | 8160x6120 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | 8K UHD (7680x4320) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.7 (aperture) | f/1.7 (aperture) |
| Focal length | 24mm (lens) | 23mm (lens) |
| Sensor size | 1/1.3" inches | 1/1.31" inches |
| Pixel size | 0.6µm pixel | 1.2µm pixel |
| Autofocus | PDAF: phase detection autofocus on both cameras | PDAF: phase detection autofocus on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: 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 | Supported |
| HDR | HDR photo/video on both cameras | HDR photo/video on both cameras |
| Camera extras | 8K@24/30fps 4K@30/60fps 1080p@30/60fps 1080p@240/960fps (slow motion) HDR10+ | 8K@30fps (HDR) 4K@30/60fps (HDR10+ 10-bit Dolby Vision/HDR 10-bit LOG 1080p@30/60/120/240/960fps 720p@1920fps |
📸 Front camera | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| Front camera (secondary) | 12 megapixels | 50 megapixels |
| Front camera resolution | 4000x3000 pixels | 8160x6120 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm (lens) | 21mm (lens) |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos Hi-Res audio |
| Active noise cancellation | 3 microphones | 4 microphones |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | Type-C reversible connector |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.3 + A2DP/LE | 5.4 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax/be [wifi7/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Si: lithium-silicon (Non removable) |
| Battery capacity | 5000 mAh | 7000 mAh |
| Charger, watts | 45W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | 100W Wired fast charging Reverse charging by cable Quick Charge 3+ USB Power Delivery 3.0 |
| Inductive / wireless charging | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging | 50W Qi Wireless charging (Qi/WPC) 22.5W Reverse wireless charging |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: 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, Blue, Pink, White |
☢️ Radiation rate | ||
| Galaxy S23 Ultra (SM-S918B/DS 512GB) | Xiaomi 17 (1TB) | |
| 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 |