Xiaomi 18 Fold vs Samsung Galaxy Z Tri Fold
Here you can compare Xiaomi 18 Fold and Samsung Galaxy Z Tri Fold. Comparing Xiaomi 18 Fold vs Samsung Galaxy Z Tri Fold on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Xiaomi 18 Fold stands against Samsung Galaxy Z Tri Fold and which one should you buy The current lowest price found for Xiaomi 18 Fold is ₹1,69,999 and for Samsung Galaxy Z Tri Fold is ₹2,19,990. The details of both of these products were last updated on Sep 12, 2026.
| Specification | Xiaomi 18 Fold | Samsung Galaxy Z Tri Fold |
|---|---|---|
| OS | Android v17 | Android v16 |
| Rear Camera | 200 MP ƒ/1.7 (Wide Angle) 23mm (wide), 1/1.56", 0.5µm, PDAF, OIS 50 MP ƒ/2.8 (Telephoto) 80mm (telephoto), PDAF, OIS, 3.x optical zoom 50 MP ƒ/2.4 (Ultra Wide) | 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 |
| Battery | 6000 mAh, Si/C Li-Ion Battery | 5600 mAh |
| RAM | 12 GB | 16 GB |
| CPU | 4.35 GHz, Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Price | ₹1,69,999 | ₹2,19,990 |
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Overview
| Specs Score | 98 / 100 Better Specs | 93 / 100 |
| Display Size | 7.58 in | 10 in Bigger Display |
| Display Resolution | 2364 x 1672 pixels Better Resolution | 1584 x 2160 pixels |
| RAM | 12 GB | 16 GB More RAM |
| Storage | 256 GB | 512 GB More Storage |
| Front Camera | 16 MP + 16 MP Dual Better Front Camera Resolution | 10 MP + 10 MP Dual |
| Weight | 219 g Lighter | 309 g |
| Thickness | 5 mm Slimmer | |
| Battery | 6000 mAh Bigger Battery | 5600 mAh |
General
| Model | SM-D639B, SM-D639B/DS, SM-D639U, SM-D639U1, SM-D639N, SM-D6390 | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | (Nano-SIM + Nano-SIM), (eSIM + eSIM) (max 2 at a time) |
| eSIM Support | Yes | Yes |
| Device Type | Smartphone | Smartphone |
| Release Date | September 07, 2026 | December 02, 2025 |
Design
| Dimensions | 117.8 x 163.8 x 5 mm | |
| Weight | 219 g | 309 g |
| Bezel less | No | |
| Colors | Gray, Silver, Red, Rose gold | Crafted Black |
Display
| Type | Color LTPO AMOLED Screen (16M Colors) | Color LTPO AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 7.58 inches, 2364 x 1672 pixels, 120 Hz | 10 inches, 1584 x 2160 pixels, 120 Hz |
| Aspect Ratio | 4:3 | 4:3 |
| PPI | ~ 382 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 90.6% | ~ 89.6% |
| Brightness | HDR10+, Dolby Vision, HDR Vivid, 4000 nits (peak) | 1600 nits (peak) |
| HDR Support | Yes, HDR10+, Dolby Vision, HDR Vivid, | Yes |
| Adaptive Refresh Rate | Yes | Yes, LTPO |
| Features | Tri-foldable Dynamic LTPO AMOLED 2X, 120Hz, HDR | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Foldable Display | Yes | Yes |
| Dual Display | Yes, LTPO AMOLED,, 5.38 inches, 1168 x 1712 pixels, HDR10+, Dolby Vision, HDR Vivid, 4000 nits (peak), 120Hz, Xiaomi Dragon Crystal Glass 3 | 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 | 12 GB | 16 GB |
| Storage | 256 GB | 512 GB |
| Storage Type | UFS 4.1 |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 0), N40(2300), N41(2500), N77(3700), N78(3500) | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 802.11a/b/g/n/ac/ax/be 2.4GHz+5GHz+6GHz, EHT320, MIMO, 4096-QAM | |
| Ultra Wideband (UWB) Support | Yes | |
| Bluetooth | Yes, v6.0 | Yes, v5.4, A2DP, LE |
| USB | Yes, USB-C v3.2 | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
Extra
| GPS | GPS, Glonass, Beidou, Galileo, QZSS | Yes, with tri-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Aaccelerometer, Gyro, Proximity, Compass, Barometer | Accelerometer, Gyro, Proximity, Compass, Barometer |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1 m upto 30 min | Yes, 1 m upto 30 min |
| IP Rating | IP58/IP59 | IP48 |
| Dust Resistant | Yes | Yes |
| Extra Features | Folded: 83.6 x 117.8 x 10.7 mm | 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) 23mm (wide), 1/1.56", 0.5µm, PDAF, OIS 50 MP ƒ/2.8 (Telephoto) 80mm (telephoto), PDAF, OIS, 3.x optical zoom 50 MP ƒ/2.4 (Ultra Wide) | 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 |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Laser AF, color spectrum sensor, Leica lenses, HDR, panorama | HDR, Panorama |
| Video Recording | 8K @ 24 fps UHD, 4K @ 60 fps UHD, 1080p @ 60 fps FHD | 4K @ 60 fps UHD, 8K @ 30 fps UHD, 1080p @ 60 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2.2 (Wide Angle) 16 MP ƒ/2.2 (Cover camera:) Punch Hole | 10 MP ƒ/2.2 (Ultra Wide) Cover Camera: 10 MP ƒ/2.2 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
Technical
| OS | Android v17 | Android v16 |
| Custom UI | HyperOS 4 | One UI 8 |
| Chipset | XRING O3 | Qualcomm Snapdragon 8 Elite |
| CPU | 4.35 GHz, Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz | |
| GPU | Arm G2-Ultra NX MC16 | Adreno 830 (1200 MHz) |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, APE, DSF, DFF | Yes |
| Video | MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM | Yes |
| FM Radio | No | No |
| Speaker Type | Stereo | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Si/C Li-Ion Battery | 5600 mAh |
| Fast Charging | Yes, 67W Fast Charging | Yes, 45W Fast Charging |
| Wireless Charging | Yes, 50W | Yes, 15W |
| Reverse Charging | Yes | Yes |
| Reverse Wireless Charging | Yes | Yes |
Discuss
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