Samsung Galaxy Z Fold8 Ultra vs Xiaomi 18 Fold
Which is better?
- Samsung Galaxy Z Fold8 Ultra wins narrowly over Xiaomi 18 Fold — 7.7 overall against 7.2.
- Samsung Galaxy Z Fold8 Ultra takes 4 of the 8 categories both phones are scored in.
- Xiaomi 18 Fold has the bigger battery — 6,000 mAh against 5,000 mAh.
- Samsung Galaxy Z Fold8 Ultra gives you the larger screen — 8.0 inches against 7.6 inches.
- Xiaomi 18 Fold charges faster — 67W wired against 45W.
Category scores
| Category | Samsung Galaxy Z Fold8 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Performance | 7.9Better | 5.3 |
| Camera | 7.3 | 7.9Better |
| Display | 8.1Better | 7.9 |
| Battery | 8.0 | 8.5Better |
| Design & Build | 7.6Better | 6.2 |
| Software | 7.8Better | 6.3 |
| Audio | 5.6 | 7.8Better |
| Call Quality | 8.3Tie | 8.3Tie |
Open the interactive comparisonRadar chart, winner highlights and a differences-only view.
Full specifications side by side
| Specification | Samsung Galaxy Z Fold8 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Network | ||
| Technology | 5G / LTE | GSM / WCDMA / LTE / 5G |
| Bands 2g | — | GSM: B2 / B3 / B5 / B8 |
| Bands 3g | — | WCDMA: B1 / B2 / B4 / B5 / B6 / B8 / B19 |
| Bands 4g | — | FDD-LTE: B1 / B2 / B3 / B4 / B5 / B7 / B8 / B12 / B13 / B17 / B18 / B19 / B20 / B25 / B26 / B28 / B66; TDD-LTE: B34 / B38 / B39 / B40 / B41 / B42 / B48 |
| Bands 5g | — | n1 / n2 / n3 / n5 / n7 / n8 / n12 / n13 / n18 / n20 / n25 / n26 / n28 / n34 / n38 / n39 / n40 / n41 / n48 / n66 / n77 / n78 / n79 |
| Launch | ||
| Release Date | 2026, August 7 | 2026, September 10 |
| Status | Available. Released 2026, August 7 | Available. Released 2026, September 10 |
| Body | ||
| Build | Armor FlexHinge, Advanced Armor Aluminum frame; Corning Gorilla Glass Ceramic 3 (front) and Corning Gorilla Glass Victus 2 (back); IP48 dust and water resistance | Xiaomi Dragon Bone hinge, dual-layer UTG ultra-thin glass; IP58 dust and water resistance |
| Dimensions | Unfolded: 143.2 x 158.4 x 4.1 mm; Folded: 72.8 x 158.4 x 8.9 mm | 117.8 x 163.8 x 5.02 mm (unfolded) / 117.8 x 83.6 x 10.68 mm (folded) |
| Sim | Dual SIM (Nano-SIM + eSIM; SIM 1 + eSIM / Dual eSIM) | Dual Nano-SIM |
| Weight | 215 g | 219 g |
| Display | ||
| Protection | Corning Gorilla Glass Ceramic 3 (front), Corning Gorilla Glass Victus 2 (back) | Xiaomi Dragon Crystal Glass (outer display); dual-layer UTG (inner display) |
| Resolution | 2504 x 2256 pixels (QXGA+, 422 ppi) | 2364 x 1672 pixels (inner display); 1712 x 1168 pixels (outer display) |
| Size | 8.0 inches (main screen); 6.5 inches (cover screen) | 7.58 inches (inner display); 5.38 inches (outer display) |
| Type | Dynamic AMOLED 2X, 120Hz adaptive refresh rate (1-120Hz), Vision Booster; cover screen: 6.5-inch FHD+ Dynamic AMOLED 2X (1080 x 2520), 422 ppi, 1-120Hz adaptive refresh rate | Inner display: 7.58-inch AMOLED (Pol-less), up to 120Hz refresh rate, up to 240Hz touch sampling rate, P3 colour gamut, 4000 nits multi-scene peak brightness, full-brightness DC dimming, HDR10+, HDR Vivid, Dolby Vision, foldable UTG glass; Outer display: 5.38-inch AMOLED, up to 120Hz refresh rate, up to 300Hz touch sampling rate, P3 colour gamut, 4000 nits multi-scene peak brightness, Xiaomi Dragon Crystal Glass |
| Platform | ||
| Chipset | Snapdragon 8 Elite Gen 5 for Galaxy | Xiaomi Xring O3 AI flagship SoC (TSMC 3nm process) |
| Os | Android 17, One UI 9.0 | Xiaomi HyperOS 4 |
| Cpu | — | 10-core all-big-core processor, up to 4.35GHz |
| Gpu | — | 16-core G2-Ultra NX GPU; 4-core Xring NPU |
| Memory | ||
| Card Slot | No | — |
| Internal | 256GB / 512GB / 1TB storage with 12GB RAM (16GB RAM with 1TB) | 256GB / 512GB UFS 4.1 storage with 12GB LPDDR5X RAM; 512GB UFS 4.1 storage with 16GB LPDDR5X RAM; 1TB UFS 4.1 storage with 16GB LPDDR6 RAM (up to 16GB + 1TB) |
| Main Camera | ||
| Features | ProVisual Engine, Nightography, 8K video recording via APV codec, Cine LUT, Dual Recording, My FanCam | Leica native dual image quality, Dolby Vision, Super Night Scene, Master Lens Package, dynamic photos, motion tracking focus, front/rear dual view |
| Triple | 200MP Wide-angle camera, F1.7, Quad Pixel AF, OIS, 0.6μm, 85-degree FOV, 2x optical quality zoom; 50MP Ultra-Wide camera, F1.9, Quad Pixel AF, 0.7μm, 120-degree FOV; 10MP Telephoto camera, F2.4, PDAF, OIS, 1.0μm, 36-degree FOV, 3x optical zoom | 200MP Leica main camera, f/1.7, 23mm equivalent focal length, OIS; 50MP Leica periscope telephoto camera, f/2.8, 3.5x optical zoom, 7x optical-quality zoom, OIS; 50MP Leica ultra-wide camera, f/2.4 |
| Video | 8K video recording (APV codec) | 8K video at 24fps; 4K video at 30 / 60fps; 1080p video at 30 / 60fps; 720p video at 30fps; slow motion: 1080p 120 / 240 / 960fps, 720p 120 / 240 / 960fps |
| Selfie Camera | ||
| Single | 10MP cover camera, F2.2, 1.12μm, 85-degree FOV; 10MP main-screen camera, F2.2, 1.12μm, 100-degree FOV | 16MP front camera, f/2.2, 90-degree field of view |
| Video | — | 1080p video at 30 / 60fps; 720p video at 30fps; slow motion: 720p 120fps |
| Sound | ||
| 3 5mm Jack | No (USB Type-C) | No - USB Type-C digital earphones only |
| Loudspeaker | — | Stereo dual speakers, Dolby Atmos, spatial audio, Hi-Res & Hi-Res Audio Wireless certified, 3-microphone array |
| Connectivity | ||
| Bluetooth | Bluetooth v6.0 | Bluetooth 6.0, Dual-Bluetooth; SBC / AAC / LDAC / LHDC 5.0 / LC3 |
| Nfc | Yes | Yes - multifunctional NFC (transit cards, Mi Pay, access cards, car keys) |
| Usb | USB Type-C, USB 3.2 Gen 1 | USB Type-C, USB 3.2 Gen 2 (up to 10Gbps) |
| Uwb | Yes (Ultra-Wideband) | Yes - UWB ultra-wideband connection technology |
| Wlan | Wi-Fi 7 (802.11a/b/g/n/ac/ax/be), 2.4GHz + 5GHz + 6GHz | Wi-Fi 7, Wi-Fi 6, Wi-Fi 5, Wi-Fi 4 and 802.11a/b/g; 2.4GHz + 5GHz, MLO, 2x2 MIMO, Wi-Fi Direct, Miracast, dual-band concurrency |
| Positioning | — | Beidou: B1I + B1C + B2a; GPS: L1 + L5; Galileo: E1 + E5a; GLONASS: G1; QZSS: L1 + L5; NavIC; AGNSS, data network positioning, Wi-Fi network positioning, sensor-assisted positioning |
| Features | ||
| Sensors | Accelerometer, barometer, fingerprint sensor, gyro sensor, geomagnetic sensor, hall sensor, light sensor, proximity sensor; Samsung DeX support; SmartThings support; ASHA hearing-aid support; Galaxy AI (Now Nudge, Automated App Actions, Side-by-Side Multi Window) | Proximity sensor, in-display ambient light (colour temperature) sensor, rear ambient light (colour temperature) sensor, accelerometer, gyroscope, electronic compass, X-axis linear motor, infrared remote control, flicker sensor, laser focus sensor, barometer, side-mounted fingerprint sensor |
| Battery | ||
| Charging | 45W wired fast charging (up to 67% charge in around 30 minutes with a 45W travel adapter), 20W Fast Wireless Charging, Wireless PowerShare | 67W Xiaomi Pengpai (Surge) wired fast charging, 50W Xiaomi Pengpai wireless fast charging; supports PD3.0 / PD2.0 fast charging protocols and 50W PPS |
| Type | 5000 mAh | 6000 mAh |
| Misc | ||
| Colors | Graphite, Cream, Violet Shadow, Green Shadow (Samsung.com exclusive) | Warm Gold White, Black, Xiye Red, Ceramic Special Edition |
| Price | From ZAR 50,999 (South Africa, 512GB) | From CNY 10,999 (China) |
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