Samsung Galaxy Z Tri Fold has better RAM than Xiaomi 17 Ultra. In terms of display resolution, Samsung Galaxy Z Tri Fold has better resolution of 2160 x 1584 than Xiaomi 17 Ultra which has resolution of 2608 x 1200. Both have the same amount of internal memory.
| Name | Samsung Galaxy Z Tri Fold | Xiaomi 17 Ultra |
| RAM | 16 GB | 12 GB |
|---|---|---|
| Display | 10 in | 6.9 in |
| Internal Memory | 512 GB | 512 GB |
| Battery | 5600 mAh | 6800 mAh |
| Camera | 200 MP + 12 MP + 10 MP Triple | 200 MP + 50 MP + 50 MP Triple |
| Price | Rs. 219990 | Rs. 89990 |
The launch Date of the first phone is December 02, 2025. The Expected cost of Samsung Galaxy Z Tri Fold is Rs. 219990. The launch Date of the second phone is December 25, 2025. The Expected cost of Xiaomi 17 Ultra is Rs. 89990.
Xiaomi 17 Ultra has screen size of 6.9 inches which falls short to Samsung Galaxy Z Tri Fold's 10 inch screen. Both the phones have LTPO AMOLED Screen Type. Xiaomi's phone has display density of 416 PPI & Samsung's phone has only 269 PPI display density. In terms of screen to body ratio, Xiaomi's phone has better screen to body ratio of ~ 92.3% than Samsung's phone ~ 89.6%. Samsung Galaxy Z Tri Fold has 4:3 aspect ratio where as Xiaomi 17 Ultra has 20:9 aspect ratio.
Samsung Galaxy Z Tri Fold's larger 16 GB RAM is better for playing games and all with respect to Xiaomi 17 Ultra's lower 12 GB RAM. and both have same Internal Memory of 512 GB.
Samsung Galaxy Z Tri Fold's 200 MP + 12 MP + 10 MP Triple Rear Camera outclasses Xiaomi 17 Ultra's 200 MP + 50 MP + 50 MP Triple Rear Camera in terms of resolution. Xiaomi 17 Ultra will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to Samsung Galaxy Z Tri Fold's 10 MP + 10 MP Dual Front Camera.
Both the phones run on Android Operating System Version 16.
| Name | Samsung Galaxy Z Tri Fold | Xiaomi 17 Ultra |
| General | ||
| Model | SM-D639B, SM-D639B/DS, SM-D639U, SM-D639U1, SM-D639N, SM-D6390 | 25128PNA1C |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | (Nano-SIM + Nano-SIM), (eSIM + eSIM) (max 2 at a time) | eSIM+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | December 02, 2025 | December 25, 2025 |
| Design | ||
| Dimensions | 77.6 x 162.9 x 8.5 mm | |
| Weight | 309 g | 230 g |
| Bezel less | No | Yes |
| Qwerty | No | |
| Colors | Crafted Black | Black, White, Starry Green, Purple |
| Display | ||
| Type | Color LTPO AMOLED Screen (1B Colors) | Color LTPO AMOLED Screen (68B) |
| Touch | Yes | Yes, 300 Hz Touch Sampling Rate |
| Size | 10 inches, 1584 x 2160 pixels, 120 Hz | 6.9 inches, 1200 x 2608 pixels, 120 Hz |
| Aspect Ratio | 4:3 | 20:9 |
| PPI | ~ 269 PPI | ~ 416 PPI |
| Screen to Body Ratio | ~ 89.6% | ~ 92.3% |
| Glass Type | Xiaomi Shield Glass 2.0 | |
| Brightness | 1600 nits (peak) | 5000 nits (peak) |
| Features | Tri-foldable Dynamic LTPO AMOLED 2X, 120Hz, HDR | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Foldable Display | Yes | |
| Curved Display | Yes | |
| Dual Display | Yes, LTPO OLED, 6.5 inches, 1080 x 2520 pixels, Dynamic LTPO AMOLED 2X, 120Hz, HDR, 2600 nits (peak), Corning Gorilla Glass Ceramic 2 | |
| Memory | ||
| RAM | 16 GB | 12 GB |
| RAM Type | LPDDR5X | |
| Storage | 512 GB | 512 GB |
| Storage Type | UFS 4.1 | |
| Card Slot | No | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA:n1/2/3/5/7/8/12/20/25/26/28A/28B/38/40/41/48/66/75/77/78/79/71, NSA: n1/3/5/7/8/20/28/38/40/41/66/75/77/78/79/71 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | WiFi 6 support | |
| Bluetooth | Yes, v5.4, A2DP, LE | Yes, v5.4, A2DP, LE, aptX HD |
| USB | Yes, USB-C | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Performance | ||
| Geekbench Score | 2,960 (Single Core) | |
| Extra | ||
| GPS | Yes, with tri-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC | GPS: L1+L5, Galileo: E1+E5a, GLONASS: G1, Beidou, QZSS: L1 + L5, NavIC: L5, A-GPS Supplementary Positioning, Electronic Compass, Wireless Network, Data Network, SAP |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Barometer | Accelerometer, Proximity, Gyro, Compass, Barometer |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1 m upto 30 min | Yes, 6 m upto 30 min |
| IP Rating | IP48 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | Samsung Knox with Samsung Knox Vault, Dimensions Folded (HxWxD) 159.2 x 75.0 x 12.9 mm, Dimensions Unfolded (HxWxD) 159.2 x 214.1 x 3.9 mm (screen with the SIM tray) / 4.2 mm (center screen) / 4.0 mm (screen with the side button)** | |
| Camera | ||
| Rear Camera | 200 MP ƒ/1.7 (Wide Angle) 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP ƒ/2.4 (Telephoto) 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP ƒ/2.2 (Ultra Wide) 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF | 50 MP ƒ/1.7 (Wide Angle) 23mm (wide), 1.0"-type, 1.6µm, dual pixel PDAF, OIS 200 MP ƒ/2.4-ƒ/3 (Telephoto) 75-100mm (periscope telephoto), 1/1.4", 0.56µm, multi-directional PDAF (30cm - ∞), OIS, 3.2-4.3x continuous optical zoom, zoom ring 50 MP ƒ/2.2 (Ultra Wide) 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, dual pixel PDAF |
| Camera Sensor | LYT-900 | |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes, Laser AF |
| Features | HDR, Panorama | Laser AF, color spectrum sensor, Leica lenses, HDR, panorama, 67mm filter ring holder (optional) |
| Video Recording | 4K @ 60 fps UHD, 8K @ 30 fps UHD, 1080p @ 60 fps FHD | 8K @ 30 fps UHD, 1080p @ 60 fps FHD, 4K @ 60 fps UHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 10 MP ƒ/2.2 (Ultra Wide) Cover Camera: 10 MP ƒ/2.2 (Wide Angle) Punch Hole | 50 MP (Wide Angle) Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v16 | Android v16 |
| Custom UI | One UI 8 | Xiaomi HyperOS 3 |
| Chipset | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 |
| CPU | 4.32 GHz, Octa Core Processor | 4.6 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz | 2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M |
| Fabrication Node | 3 nm | |
| GPU | Adreno 830 (1200 MHz) | Adreno 840 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB |
| Video | Yes | MP4, MKV, WEBM, 3GP, TS, HDR10+, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video Content |
| FM Radio | No | No |
| Speaker Type | Stereo | |
| Audio Features | 4-Mic Array, 24-bit/192kHz Hi-Res & Hi-Res Wireless Audio. Qualcomm XPAN (24-bit/96kHz Audio), Dolby Atmos | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5600 mAh | 6800 mAh |
| Fast Charging | Yes, 45W Fast Charging | Yes, 90W |
| Wireless Charging | Yes, 15W | Yes, 50W |
| Reverse Charging | Yes | Yes, 22.5W |
| Reverse Wireless Charging | Yes | Yes, 10W |