Xiaomi 14 Ultra vs Samsung Galaxy S24 Ultra
Here we compared two flagship smartphones: the 6.73-inch Xiaomi 14 Ultra (with Qualcomm Snapdragon 8 Gen 3) that was released on February 22, 2024, against the Samsung Galaxy S24 Ultra, which is powered by Qualcomm Snapdragon 8 Gen 3 (for Galaxy) and came out 1 month before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.
Key differences
Reasons to consider the Xiaomi 14 Ultra
- Has 33% more RAM: 16GB versus 12GB
- Newer Bluetooth version (v5.4)
- Supports higher wattage charging (90W versus 45W)
- Slow-motion recording at 1920FPS
- More recent OS version: Android 15 versus 14
- Has 2 SIM card slots
- Has a built-in infrared port
Reasons to consider the Samsung Galaxy S24 Ultra
- Shows 20% longer battery life (26:30 vs 22:08 hours)
- Delivers 13% higher peak brightness (1456 against 1287 nits)
- Ready for eSIM technology
Review
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Choose the importance of each parameter to more accurately identify the smartphone that best meets your particular needs.
Tests and specifications
Comparison table of technical specifications and testsDisplay
| Type | AMOLED | Dynamic AMOLED |
| Size | 6.73 inches | 6.8 inches |
| Resolution | 1440 x 3200 pixels | 1440 x 3088 pixels |
| Aspect ratio | 20:9 | 19.5:9 |
| PPI | 522 ppi | 501 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Adaptive refresh rate | Yes (1-120 Hz) | Yes (1-120 Hz) |
| Max rated brightness | 3000 nits | 2600 nits |
| HDR support | Yes, Dolby Vision | Yes, HDR10+ |
| Touch sampling rate | 240 Hz | 240 Hz |
| Screen protection | Xiaomi Shield Glass | Gorilla Glass Armor |
| Screen-to-body ratio | 89.9% | 88.5% |
| Display features | - DCI-P3 - Always-On Display - DC Dimming | - DCI-P3 - Always-On Display - DC Dimming |
| RGB color space | 98.9% | 99.5% |
| PWM | 120 Hz | 480 Hz |
| Response time | 1 ms | 1 ms |
| Contrast | ∞ Infinity | ∞ Infinity |
Peak brightness test (auto)
Design and build
| Height | 161.4 mm (6.35 inches) | 162.3 mm (6.39 inches) |
| Width | 75.3 mm (2.96 inches) | 79 mm (3.11 inches) |
| Thickness | 9.2 mm (0.36 inches) | 8.6 mm (0.34 inches) |
| Weight | 219.8 g (7.75 oz) | 232 g (8.18 oz) |
| Waterproof | IP68 | IP68 |
| Advanced cooling | Vapor chamber | Vapor chamber |
| Rear material | Glass | Glass |
| Frame material | Metal | Metal |
| Colors | White, Black | Black, Gray, Blue, Green, Orange, Purple, Yellow |
| Fingerprint scanner | Yes, in-display | Yes, in-display |
Screen-to-body ratio
Performance
| Chipset | Qualcomm Snapdragon 8 Gen 3 | Qualcomm Snapdragon 8 Gen 3 (for Galaxy) |
| Max clock | 3300 MHz | 3390 MHz |
| CPU cores | 8 (1 + 3 + 2 + 2) | 8 (1 + 3 + 2 + 2) |
| Architecture | - 2 cores at 2.27 GHz: Cortex-A520 - 2 cores at 2.96 GHz: Cortex-A720 - 3 cores at 3.15 GHz: Cortex-A720 - 1 core at 3.3 GHz: Cortex-X4 | - 2 cores at 2.27 GHz: Cortex-A520 - 2 cores at 2.96 GHz: Cortex-A720 - 3 cores at 3.15 GHz: Cortex-A720 - 1 core at 3.3 GHz: Cortex-X4 |
| L3 cache | 12 MB | 12 MB |
| Manufacturing | TSMC | TSMC |
| Lithography process | 4 nanometers | 4 nanometers |
| Neural processor (NPU) | Hexagon | Hexagon |
| Graphics | Adreno 750 | Adreno 750 |
| GPU shading units | 1536 | 1536 |
| GPU clock | 903 MHz | 1000 MHz |
| FLOPS | ~2774 GFLOPS | ~2774 GFLOPS |
Benchmarks
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
AnTuTu Benchmark 10
| CPU | 450321 | 474941 |
| GPU | 867551 | 764723 |
| Memory | 404276 | 400984 |
| UX | 311241 | 312032 |
| Total score | 2033389 | 1952680 |
| Samples | [4 tests] | [29 tests] |
3DMark Wild Life Performance
| Max surface temperature | 47.7 °C | 46.8 °C |
| Stability | 86% | 53% |
| Graphics test | 93 FPS | 95 FPS |
| Graphics score | 15676 | 16026 |
PCMark 3.0
| Web score | 14693 | 18245 |
| Video editing | 7926 | 8000 |
| Photo editing | 32334 | 36519 |
| Data manipulation | 16113 | 15998 |
| Writing score | 19642 | 22603 |
Memory
| RAM size | 12, 16 GB | 12 GB |
| Memory type | LPDDR5X | LPDDR5X |
| Memory clock | 4200 MHz | 4200 MHz |
| Channels | 4 | 4 |
| Storage size | 256, 512, 1024 GB | 256, 512, 1024 GB |
| Storage type | UFS 4.0 | UFS 4.0 |
| Memory card | No | No |
Software
| Operating system | Android 14 (Can be upgraded to Android 15) | Android 14 |
| ROM | HyperOS 2.0 | One UI 6.1 |
| OS size | 31 GB | 28 GB |
Battery
| Capacity | 5000 mAh | 5000 mAh |
| Max charge power | 90 W | 45 W |
| Battery type | Li-Po | Li-Ion |
| Replaceable | No | No |
| Wireless charging | Yes (80 W) | Yes (15 W) |
| Reverse charging | Yes, (wireless) | Yes, (wireless) |
| Fast charging | Yes (52% in 15 min) | Yes (69% in 30 min) |
| Full charging time | 0:34 hr | 1:05 hr |
| Web browsing | 09:23 hr | 10:18 hr |
| Watching video | 12:26 hr | 18:00 hr |
| Gaming | 04:35 hr | 05:51 hr |
| Standby | 109 hr | 122 hr |
General battery life
Main camera
| Matrix | 50 megapixels | 200 megapixels |
| Image resolution | 8192 x 6144 | 16320 x 12240 |
| Zoom | Optical, 5x | Optical, 5x |
| Flash | Dual LED | LED |
| Stabilization | Optical | Optical |
| 8K video recording | Up to 30FPS | Up to 30FPS |
| 4K video recording | Up to 120FPS | Up to 120FPS |
| 1080p video recording | Up to 60FPS | Up to 240FPS |
| Slow motion | 1920 FPS (1080p) | 240 FPS (1080p) |
| Angle of widest lens | 122° | 120° |
| Lenses | 1) Standard: 50 MP 2) Telephoto: 50 MP 3) Telephoto: 50 MP 4) Ultrawide: 50 MP 5) Depth | 1) Standard: 200 MP 2) Telephoto: 50 MP 3) Telephoto: 12 MP 4) Ultrawide: 12 MP |
| Camera features | - Bokeh mode - Pro mode - RAW support | - Bokeh mode - Pro mode - RAW support |
| Image resolution | 50 MP | 200 MP |
| Aperture | f/1.6 - 4.0 | f/1.7 |
| Focal length | 23 mm | 23 mm |
| Sensor | Sony LYT-900 | Samsung ISOCELL HP2 |
| Sensor size | 1/0" | 1/1.3" |
| Pixel size | 1.6 micron | 0.6 micron |
| Autofocus | Laser autofocus | Laser autofocus |
| Stabilization | Optical | Optical |
| Image resolution | 50 MP | 50 MP |
| Aperture | f/1.8 | f/3.4 |
| Focal length | 120 mm | 111 mm |
| Sensor | Sony IMX858 | Sony IMX854 |
| Sensor size | 1/2.51" | 1/2.52" |
| Pixel size | 0.7 micron | 0.7 micron |
| Stabilization | Optical | Optical |
| Image resolution | 50 MP | 12 MP |
| Aperture | f/1.8 | f/2.2 |
| Focal length | 12 mm | 13 mm |
| Sensor | Sony IMX858 | Sony IMX564 |
| Sensor size | 1/2.51" | 1/2.55" |
| Pixel size | 0.7 micron | 1.4 micron |
| Stabilization | Digital | Digital |
DxOMark main camera tests
Photo quality
Video quality
Generic main camera score
| Bokeh | 75 | 70 |
| Preview | 83 | 82 |
| Zoom | 160 | 145 |
| Samples | Photo samples of Xiaomi 14 Ultra from DxOMark | Photo samples of Samsung Galaxy S24 Ultra from DxOMark |
Selfie camera
| Megapixels | 32 megapixels | 12 megapixels |
| Image resolution | 6528 x 4896 | 4000 x 3000 |
| Aperture | f/2.0 | f/2.2 |
| Focal length | 22 mm | 26 mm |
| Sensor | Omnivision OV32B | Samsung S5K3LU |
| Sensor size | 1/3.14" | 1/3.2" |
| Pixel size | 0.7 micron | 1.12 micron |
| Autofocus | No | Phase autofocus (Dual Pixel) |
| Stabilization | Digital | Digital |
| Video resolution | 2160p (4K) at 60 FPS | 2160p (4K) at 60 FPS |
| Depth sensor (TOF 3D) | No | No |
Connectivity
| Wi-Fi standard | Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) | Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) |
| Wi-Fi features | - Dual Band - Wi-Fi MiMO - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display | - Dual Band - Wi-Fi MiMO - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
| Bluetooth version | 5.4 | 5.3 |
| Bluetooth features | LE | LE |
| USB type | USB Type-C | USB Type-C |
| USB version | 3.2 | 3.2 |
| USB features | - Charging - USB-Storage mode - OTG | - Charging - USB-Storage mode - OTG |
| DisplayPort | Yes, DP 1.2 | Yes, DP 1.2 |
| GPS | GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC | GPS, GLONASS, Beidou, Galileo, QZSS |
| NFC* | Yes | Yes |
| Infrared port | Yes | No |
| Number of SIM* | 2 | 1 |
| Type of SIM card | Nano | Nano |
| Multi SIM mode | Standby | - |
| eSIM support* | No | Yes |
| Hybrid slot | No | No |
| LTE Cat* | 20 | 20 |
| 5G support | Yes | Yes |
Sound
| Speakers | Stereo | Stereo |
| Headphone audio jack | No | No |
| FM radio | No | No |
| Dolby Atmos | Yes | Yes |
Speakers test
Max loudness
Other
| Category | Flagship | Flagship |
| Announced | February 2024 | January 2024 |
| Release date | February 2024 | January 2024 |
| Launch price | $1499 | $1299 |
| SAR (head) | - | 1.06 W/kg |
| SAR (body) | - | 1.3 W/kg |
| Sensors | - Barometer - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint | - Hall-effect sensor - Barometer - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
| Bundled charger | Yes, 90 W | Not included |
Further details
Notes on 14 Ultra:
- The rear cover is available in glass or eco-leather, while the frame can be aluminum or titanium.
- The front glass is either Xiaomi Shield Glass or Xiaomi Longjing Glass.
Notes on Galaxy S24 Ultra:
- There is a model with two physical SIM cards and no eSIM, and another with one physical SIM card and eSIM support.
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

