Xiaomi 15 (China 256GB/12GB) vs Samsung Galaxy S24 Ultra (SM-S9280 1TB)
Side by side comparison between Xiaomi 15 vs Samsung Galaxy S24 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
6.36"
AMOLED
AMOLED
1200x2670
50
MP
MP
32mp
12GB
RAM
RAM
Octa-core
5400
mAh
mAh
(Non removable)
vs
6.8"
AMOLED
AMOLED
1440x3120
200
MP
MP
12mp
12GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi 15 (China 256GB/12GB)
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!
13 Advantages 
9 Advantages | 38 Common items in both devices |
| 12GB LPDDR5X |
| UFS 4.0 |
| LTPO AMOLED |
| Dolby Vision/HDR10+ / HDR10+ |
| 120Hz |
| Digital and optical zoom |
| PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras |
| +31 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 | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| Model | Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) |
| Other model names | Xiaomi 15 24129PN74C | Galaxy S24 Ultra SM-S9280 |
| Country or region available |  China |  China, Hong Kong |
| Brand | Xiaomi | Samsung |
| Release date | 10/29/2024 | 1/24/2024, Announced: 1/17/2024 |
| Depth | 8.4 millimeters (0.33 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 71.2 x 152.3 millimeters (2.8 x 6 in) | 79 x 162.3 millimeters (3.11 x 6.39 in) |
| Weight | 192 grams (6.72 ounces) | 232 grams (8.12 ounces) |
| Build, materials | Aluminum body, glass front | Titanium frame, glass front and back Back: Gorilla Armor |
| 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 | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| Display type | LTPO AMOLED | LTPO AMOLED |
| Screen size | 6.36" inches | 6.8" inches |
| Screen-to-body ratio | ~90% (screen-to-body ratio) | ~88.5% (screen-to-body ratio) |
| Display resolution | 1200x2670 pixels (20:9) | 1440x3120 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 460 PPI | 505 PPI |
| Colors | 68 billion | 16 million |
| Scratch-resistant glass | Dragon Crystal Glass | Gorilla Armor |
| Refresh rate | 120Hz | 120Hz |
| Display features | 3200nits[peak] Dolby Vision/HDR10+ Touch Sampling Rate: 300Hz | 2600nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| System version | Android 15 | Android 14 |
| Firmware update | feature not registered | Android 15 |
| User Interface | HyperOS 2 | One UI 6.1 / 7.0 |
⚙️ Processor | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm) | 64bit: Qualcomm Snapdragon 8 Gen 3 (SM8650-AC) (4nm) |
| CPU | Octa-core, 2 processors: 2x 4.32GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core) | Octa-core, 4 processors: 1x 3.4GHz ARM Cortex-X4 (Single-core) 3x 3.15GHz ARM Cortex-A720 (Triple-core) 2x 2.96GHz ARM Cortex-A720 (Dual-core) 2x 2.27GHz ARM Cortex-A520 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 830 (1100MHz) | Qualcomm Adreno 750 (1GHz) |
| Performance (benchmark) | AnTuTu: 2534643 (v10) Geekbench: 9419 (v6) | AnTuTu: 1452915 (v9), 1822988 (v10) Geekbench: 7076 (v6) |
💽 Memory and storage | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| RAM memory | 12GB LPDDR5X | 12GB LPDDR5X |
| Internal storage | 256GB (220GB available) UFS 4.0 | 1TB (980GB available) UFS 4.0 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 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 | 3000/1024 Mbps | 5000/1024 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 | GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE | LTE Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | SA/NSA/Sub6 (1, 2, 3, 5, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 80, 81, 83, 84, 89) | SA/NSA/Sub6 (1, 2, 5, 7, 8, 12, 20, 25, 28, 66) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| Secondary 2G network | GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Secondary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE | LTE Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| Back camera (main camera) | (triple camera) 50 megapixels 50MP telephoto f/2.060mm1/2.76"0.64µmPDAFOIS2.6x-optical-zoom 50MP ultrawide f/2.214mm115°1/2.76"0.64µm | (quad camera) 200 megapixels 50MP periscope telephoto f/3.4111mmPDAFOIS5x-optical-zoom 12MP ultrawide f/2.213mm120°1/2.55"1.4µmPDAFSuper-Steady 10MP telephoto f/2.467mm1/3.52"1.12µmPDAFOIS3x-optical-zoom |
| Main camera resolution | 8160x6120 pixels | 20000x10000 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | 8K UHD (7680x4320) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.6 (aperture) | f/1.8 (aperture) |
| Focal length | 23mm (lens) | 24mm (lens) |
| Sensor size | 1/1.31" inches | 1/1.56" inches |
| Pixel size | 1.2µm pixel | 1µm pixel |
| Autofocus | PDAF: phase detection autofocus | 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 (HDR) 4K@24/30/60fps (HDR10+, 10-bit Dolby Vision HDR, 10-bit LOG) 1080p@30/60/120/240/960fps 720p@1920fps Leica Summilux | 8K@24/30fps 4K@30/60/120fps 1080p@30/60/240fps HDR10+ |
📸 Front camera | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| Front camera (secondary) | 32 megapixels | 12 megapixels |
| Front camera resolution | 6528x4896 pixels | 4000x3000 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | 21mm (lens) | 26mm (lens) |
| Sensor size | 1/3.14" inches | feature not registered |
| Pixel size | 0.7µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| Loudspeaker | Stereo sound 24-bit/192kHz Dolby Atmos Hi-Res | Stereo sound 32-bit/384kHz Tuned by AKG |
| Active noise cancellation | 4 microphones | 3 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 | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 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 | 6.0 + A2DP/LE | 5.3 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| Battery type | Li-Si: lithium-silicon (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 5400 mAh | 5000 mAh |
| Charger, watts | 90W Wired fast charging Reverse charging by cable Quick Charge 3+ USB Power Delivery 3.0 | 45W Wired fast charging Reverse charging by cable |
| Inductive / wireless charging | 50W Qi Wireless charging (Qi/WPC) 10W Reverse wireless charging | 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 | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 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: Black, White, Green, Lilac, Liquid Silver • Xiaomi HyperAI | • Colors: Titanium Black, Gray, Violet, Yellow, Blue, Green, Orange • Samsung DeX • Stylus pen (Bluetooth) |
☢️ Radiation rate | ||
| Xiaomi 15 (China 256GB/12GB) | Galaxy S24 Ultra (SM-S9280 1TB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.99W/kg (head), 1W/kg (body) | feature not registered |