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Smartphone comparison

Xiaomi 17 Ultra vs Samsung Galaxy Z Fold 8

Compare cameras, battery, screen and everyday features.

Compared products
01Selected
Xiaomi 17 Ultra

Xiaomi 17 Ultra

  • About 120 Hz display refresh rate.
  • About 6.9 inch screen.
  • Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm) processor.
  • 16 GB RAM in this version.
  • Storage: UFS 4.1.
KSh 164,000Out of Stock
02
Samsung Galaxy Z Fold 8

Samsung Galaxy Z Fold 8

  • 201 g.
  • About 120 Hz display refresh rate.
  • About 7.6 inch screen.
  • Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 (3 nm) processor.
  • Storage: UFS 4.x.
KSh 183,000In Stock
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2 spaces available

Google Pixel 11 Pro XL 512GBKSh 166,000
Xiaomi 18 Pro MaxKSh 170,000
iPhone 17 Pro MaxKSh 162,000
Google Pixel 11 Pro 512GBKSh 156,000
iPhone 17 ProKSh 155,000
Xiaomi 15 UltraKSh 142,000
Vivo X300 Pro 5GKSh 149,000
2 of 4 products

Our quick verdict

The Xiaomi 17 Ultra has a bigger battery (6,000 mAh), charges faster (90 W), charges faster wirelessly (50 W) and has optical zoom and sharper selfies (50 MP), while the Samsung Galaxy Z Fold 8 runs newer Android 17 with 7 OS upgrades promised, has a larger 7.6-inch screen and is lighter (201 g) and slimmer.

Display

Xiaomi 17 Ultra
About 6.9 inch screen
Samsung Galaxy Z Fold 8
About 7.6 inch screen

Performance

Xiaomi 17 Ultra
Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm) processor
Samsung Galaxy Z Fold 8
Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 (3 nm) processor

Storage

Xiaomi 17 Ultra
UFS 4.1
Samsung Galaxy Z Fold 8
UFS 4.x

Battery capacity

Xiaomi 17 Ultra
6,000 mAh battery capacity
Samsung Galaxy Z Fold 8
4,800 mAh battery capacity

Charging

Xiaomi 17 Ultra
90 W rated wired charging power
Samsung Galaxy Z Fold 8
45 W rated wired charging power

Key differences

The main differences to help you choose.

Xiaomi 17 Ultra

  • Bigger battery: 6,000 mAh (vs 4,800 mAh).
  • Faster rated wired charging: 90 W (vs 45 W).
  • IP68 water and dust resistance (vs IP48).
  • Telephoto camera.
  • Faster wireless charging: 50 W (vs 20 W).
  • Brighter display: up to 3,500 nits (vs 3,000).

Samsung Galaxy Z Fold 8

  • Larger 7.6-inch screen (vs 6.9-inch).
  • Newer Android 17 (vs Android 16).
  • 7 OS upgrades promised.
  • Lighter: 201 g (vs 218.4 g).
  • Slimmer: 4.5 mm thick (vs 8.3 mm).

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

More topicsFewer topics
6 priorities selected.
How each product answers the selected priorities
PriorityXiaomi 17 UltraSamsung Galaxy Z Fold 8
Display6.9-inch OLED display, 120 Hz, 416 ppi7.6-inch OLED display, 120 Hz, 404 ppi
Camera50 MP main camera with OIS, plus a telephoto camera50 MP main camera with OIS
PerformanceQualcomm Snapdragon 8 Elite Gen 5 processorQualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 processor
Memory16 GB RAMUp to 16 GB RAM
Battery capacity6,000 mAh battery4,800 mAh battery
Charging90 W wired, 50 W wireless charging45 W wired, 20 W wireless charging

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
BrandXiaomiSamsung
Model17 UltraGalaxy Z Fold8
Announced2026, February 282026, July 22
Release statusAvailable. Released 2026, March 10Available. Released 2026, July 22
Model numbers25128PNA1G, 2512BPNDAGSM-F971B, SM-F971B/DS, SM-F971U, SM-F971U1
SAR—1.23 W/kg (head)     1.17 W/kg (body)
SAR EU—0.82 W/kg (head)     1.21 W/kg (body)

Design

Design specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
Dimensions162.9 x 77.6 x 8.3 mm (6.41 x 3.06 x 0.33 in)Unfolded: 161.4 x 123.9 x 4.5 mm Folded: 81.9 x 123.9 x 9.7 mm
Weight218.4 g or 223.4 g (7.69 oz)201 g (7.09 oz)
Build materialsGlass front, glass-fiber reinforced plastic back / silicone polymer back (eco leather), aluminum frameGlass front (Gorilla Glass Victus Ceramic 3) (folded), plastic front (unfolded), glass back (Gorilla Glass Victus 2), aluminum frame
Additional body featuresAerospace-grade glass fiber—
Dimensions unfolded—Unfolded: 161.4 x 123.9 x 4.5 mm
Dimensions folded—Folded: 81.9 x 123.9 x 9.7 mm

Display

Display specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
Display6.9 inches, 116.6 cm2 (~92.3% screen-to-body ratio); LTPO AMOLED, 68B colors, 120Hz, 2160Hz PWM, Dolby Vision, HDR10+, 3500 nits (peak)Foldable Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 3000 nits (peak); 7.6 inches, 179.2 cm2 (~89.6% screen-to-body ratio)
Screen resolution1200 x 2608 pixels, 19.5:9 ratio (~416 ppi density)2448 x 1848 pixels, 4:3 ratio (~404 ppi density)
Display protectionXiaomi Shield Glass 3.0—
Display featuresLTPO AMOLED, 68B colors, 120Hz, 2160Hz PWM, Dolby Vision, HDR10+, 3500 nits (peak)Foldable Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 3000 nits (peak) Anti-reflective coating Flex Titanium technology
Inner display—Foldable Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 3000 nits (peak); 7.6 inches, 179.2 cm2 (~89.6% screen-to-body ratio); 2448 x 1848 pixels, 4:3 ratio (~404 ppi density)
Outer display—Dynamic LTPO AMOLED 2X, 120Hz, Corning Gorilla Glass Ceramic 3 5.5 inches, 1248 x 1972 pixels, 428 PPI

Performance

Performance specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
ProcessorQualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 (3 nm)
CPUOcta-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)Octa-core (2x4.74 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
GPUAdreno 840Adreno 840 (1.3GHz)

Memory & Storage

Memory & Storage specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
RAM16GB12GB / 16GB
Storage512GB / 1TB256GB / 512GB / 1TB
Storage technologyUFS 4.1UFS 4.x
Expandable storageNoNo
Memory configurations512GB 16GB RAM, 1TB 16GB RAM256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM

Cameras

Cameras specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
Rear camera50 MP, f/1.7, 23mm (wide), 1.0"-type, 1.6µm, dual pixel PDAF, OIS 200 MP, f/2.4-3.0, 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, f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, dual pixel PDAF TOF 3D, (depth)50 MP, f/1.8, 23mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 50 MP, f/1.9, 13mm, 120˚ (ultrawide), 1/2.51", 0.7µm, multi-directional PDAF
Front camera50 MP, f/2.2, 21mm (wide), 1/2.7", 0.61µm, AF10 MP, f/2.2, 18mm (ultrawide), 1/3.52", 1.12µm
Rear camera featuresLaser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panoramaLED flash, HDR, panorama
Rear camera video8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240/480/960/1920fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K@60fps, 1080p)8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, gyro-EIS, OIS
Front camera featuresHDR, panoramaHDR
Front camera video4K@30/60fps, 1080p@30/60/120fps, gyro-EIS4K@30/60fps, 1080p@30/60fps, gyro-EIS
Cover camera—10 MP, f/2.2, 24mm (wide), 1/3.52", 1.12µm

Battery & Charging

Battery & Charging specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
BatterySi/C Li-Ion 6000 mAhSi/C Li-Ion 4800 mAh
Charging90W wired, 90W PPS, PD3.0, QC3+ 50W wireless 22.5W reverse wired 10W reverse wireless45W wired, QC2.0, 63% in 30 min 20W wireless 4.5W reverse wireless
Wireless charging—20W wireless; 4.5W reverse wireless
Reverse charging—4.5W reverse wireless

Software

Software specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
Operating systemAndroid 16, upgradable to Android 17, HyperOS 3Android 17, up to 7 major OS updates, One UI 9

Network

Network specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
NetworkGSM / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
SIMNano-SIM + Nano-SIM + eSIM + eSIM + eSIM (max 2 at a time)Nano-SIM + eSIM + eSIM (max 2 at a time)
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 48, 66, 711, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 66 - International; 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71 - USA
5G bands1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78, 79 SA/NSA1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6; 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 41, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - USA
Network speedHSPA, LTE, 5GHSPA, LTE, 5G

Connectivity

Connectivity specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
NFCYesYes
Bluetooth6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5, MIHC6.0, A2DP, LE, aptX HD
Wi-FiWi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band or tri-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6/7, tri-band, Wi-Fi Direct
PositioningGPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASSGPS, GALILEO, GLONASS, BDS, QZSS
RadioNoNo
USBUSB Type-C 3.2 Gen 2, DisplayPort, OTGUSB Type-C 3.2, OTG
InfraredYes—
Ultra Wideband (UWB)—Ultra Wideband (UWB) support

Durability

Durability specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
Water resistanceIP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 6m for 30 min)IP48 dust and water resistant (dust > 1mm; immersible up to 1.5m for 30 min) Armor Aluminum

Features

Features specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
SensorsFingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometerFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
ColorsBlack, White, Starlit GreenGraphite, Cream, Lavender, Pistachio
Desktop mode—Samsung DeX (desktop experience support)

Audio

Audio specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
LoudspeakersYes, with stereo speakersYes, with stereo speakers
3.5 mm headphone jackNoNo
Audio features24-bit/192kHz Hi-Res & Hi-Res Wireless audioHigh-bitrate audio support

Tests

Tests specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
Performance benchmarksAnTuTu: 2777490 (v10), 3863387 (v11) GeekBench: 10896 (v6) 3DMark: 6948 (Wild Life Extreme)—
Measured display brightness1132 nits max brightness (measured)—
Measured loudspeaker loudness-24.1 LUFS (Very good)—
Active use battery scoreActive use score 19:09h—
Performance—AnTuTu: 2197874 (v10), 2947517 (v11) GeekBench: 10619 (v6) 3DMark: 6459 (Wild Life Extreme)
Display—1525 nits max brightness (measured)
Loudspeaker—-29.0 LUFS (Average)
Battery—Active use score 13:59h

EU label

EU label specifications comparison
SpecificationXiaomi 17 UltraSamsung Galaxy Z Fold 8
Energy—Class A
Battery—49:10h endurance, 1200 cycles
Free fall—Class A (210 falls)
Repairability—Class C

Similarities

  • Both have 16 GB RAM.
  • Both have optical image stabilisation.
  • Both support Wi-Fi 7.
  • Both use Bluetooth 6.0.
  • Both have NFC.
  • Both have an aluminium frame.

In summary

Get the Xiaomi 17 Ultra if you want a bigger battery and faster charging, or the Samsung Galaxy Z Fold 8 if you would rather have newer Android 17 with 7 OS upgrades promised and a larger 7.6-inch screen.

Back to compared products ↑

In-stock alternatives

iPhone 17 Pro MaxFor Xiaomi 17 UltraiPhone 17 Pro MaxView product ↗Google Pixel 11 Pro XL 512GBFor Xiaomi 17 UltraGoogle Pixel 11 Pro XL 512GBView product ↗Samsung Galaxy Z Fold 8 Ultra 256GBFor Samsung Galaxy Z Fold 8Samsung Galaxy Z Fold 8 Ultra 256GBView product ↗

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