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Smartphone comparison

Xiaomi 15 vs POCO F8 Ultra

Compare cameras, battery, screen and everyday features.

Compared products
01Selected
Xiaomi 15

Xiaomi 15

  • About 120 Hz display refresh rate.
  • About 6.36 inch screen.
  • Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) processor.
  • Storage: UFS 4.0.
  • 90 W rated wired charging power.
KSh 104,000In Stock
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02
POCO F8 Ultra

POCO F8 Ultra

  • About 120 Hz display refresh rate.
  • About 6.9 inch screen.
  • Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm) processor.
  • Storage: UFS 4.1.
  • 6,500 mAh battery capacity.
KSh 106,000In Stock
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2 spaces available

Xiaomi 17T ProKSh 98,000
Samsung Galaxy S25 UltraKSh 113,000
OnePlus 15 5GKSh 111,000
Honor 600 Pro 5GKSh 100,000
Google Pixel 9 Pro XLKSh 109,000
Samsung Galaxy S26KSh 102,000
Google Pixel 10 ProKSh 99,000
2 of 4 products

Our quick verdict

With the same IP68 rating and 50 MP main camera, the POCO F8 Ultra has a bigger battery (6,500 mAh), runs newer Android 16 and has a larger 6.9-inch screen, while the Xiaomi 15 has a sharper screen and is lighter (192 g).

Display

Xiaomi 15
About 6.36 inch screen
POCO F8 Ultra
About 6.9 inch screen

Performance

Xiaomi 15
Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) processor
POCO F8 Ultra
Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm) processor

Storage

Xiaomi 15
UFS 4.0
POCO F8 Ultra
UFS 4.1

Charging

Xiaomi 15
90 W rated wired charging power
POCO F8 Ultra
100 W rated wired charging power

Battery capacity

Xiaomi 15
5,240 mAh battery
POCO F8 Ultra
6,500 mAh battery

Key differences

The main differences to help you choose.

Xiaomi 15

  • Sharper screen: 460 ppi (vs 416 ppi).
  • Lighter: 192 g (vs 218 g).

POCO F8 Ultra

  • Bigger battery: 6,500 mAh (vs 5,240 mAh).
  • Larger 6.9-inch screen (vs 6.36-inch).
  • Newer Android 16 (vs Android 15).
  • Newer Bluetooth 6.0 (vs 5.4).
  • Video output to an external display over USB-C.
  • Video output to a monitor over USB-C (DisplayPort).

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 15POCO F8 Ultra
Display6.36-inch OLED display, 120 Hz, 460 ppi6.9-inch OLED display, 120 Hz, 416 ppi
Camera50 MP main camera with OIS, plus a 2.6x telephoto camera50 MP main camera with OIS, plus a 5x telephoto camera
PerformanceQualcomm Snapdragon 8 Elite processorQualcomm Snapdragon 8 Elite Gen 5 processor
StorageUp to 1 TB storageUp to 512 GB storage
Battery capacity5,240 mAh battery6,500 mAh battery
Charging90 W wired, 50 W wireless charging100 W wired, 50 W wireless charging

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
BrandXiaomiPOCO
Model15F8 Ultra
Announced2024, October 292025, November 26
Release statusAvailable. Released 2024, October 29Available. Released 2025, November 26
Model numbers24129PN74G, 24129PN74I, 24129PN74C25102PCBEG

Design

Design specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
Dimensions152.3 x 71.2 x 8.1 / 8.4 / 8.5 mm163.3 x 77.8 x 7.9 mm or 8.3 mm
Weight189 / 191 / 192 g (6.67 oz)218 g or 220 g (7.69 oz)
Build materialsGlass front (Xiaomi Shield Glass), aluminum frame (6M42)Glass front (Poco Shield Glass), aluminum frame, glass-fiber reinforced plastic back or silicone polymer back

Display

Display specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
Display6.36 inches, 97.6 cm2 (~90.0% screen-to-body ratio); LTPO AMOLED, 68B colors, 1920Hz PWM, 120Hz, Dolby Vision, HDR10+, 3200 nits (peak)6.9 inches, 116.6 cm2 (~91.8% screen-to-body ratio); AMOLED, 68B colors, 2560Hz PWM, 120Hz, Dolby Vision, HDR10+, 2000 nits (HBM), 3500 nits (peak)
Screen resolution1200 x 2670 pixels, 20:9 ratio (~460 ppi density)1200 x 2608 pixels, 19.5:9 ratio (~416 ppi density)
Display protectionXiaomi Shield GlassPoco Shield Glass
Display featuresLTPO AMOLED, 68B colors, 1920Hz PWM, 120Hz, Dolby Vision, HDR10+, 3200 nits (peak)AMOLED, 68B colors, 2560Hz PWM, 120Hz, Dolby Vision, HDR10+, 2000 nits (HBM), 3500 nits (peak)

Performance

Performance specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
ProcessorQualcomm SM8750-AB Snapdragon 8 Elite (3 nm)Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
CPUOcta-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
GPUAdreno 830Adreno 840

Memory & Storage

Memory & Storage specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
RAM12GB / 16GB12GB, 16GB
Storage256GB / 512GB / 1TB256GB, 512GB
Storage technologyUFS 4.0UFS 4.1
Expandable storageNoNo
Memory configurations256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM256GB 12GB RAM, 512GB 16GB RAM

Cameras

Cameras specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
Rear camera50 MP, f/1.6, 23mm (wide), 1/1.31", 1.2µm, dual pixel PDAF, OIS 50 MP, f/2.0, 60mm (telephoto), 1/2.76", 0.64µm, PDAF (10cm - ∞), OIS, 2.6x optical zoom 50 MP, f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm50 MP, f/1.7, 23mm (wide), 1/1.31", 1.2µm, dual pixel PDAF, OIS 50 MP, f/3.0, 115mm (periscope telephoto), 1/2.76", 0.64µm, PDAF (30cm - ∞), OIS, 5x optical zoom 50 MP, f/2.4, 18mm, 102˚ (ultrawide), 1/2.88", 0.61µm
Front camera32 MP, f/2.0, 21mm (wide), 1/3.14", 0.7µm32 MP, f/2.2, 21mm (wide), 1/3.44", 0.64µm
Rear camera featuresLaser AF, color spectrum sensor, Leica lens, Dual-LED dual-tone flash, HDR, panoramaColor spectrum sensor, LED flash, HDR, panorama
Rear camera video8K@24/30fps (HDR), 4K@24/30/60fps (HDR10+, 10-bit Dolby Vision HDR, 10-bit LOG), 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS, HDR10+
Front camera featuresHDR, panoramaHDR
Front camera video4K@30/60fps, 1080p@30/60fps, HDR10+, gyro-EIS4K@30fps, 1080p@30/60fps

Battery & Charging

Battery & Charging specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
Battery· Si/C Li-Ion 5240 mAh - Global · Si/C Li-Ion 5400 mAh - China6500 mAh
Charging90W wired, PD3.0, QC3+ 50W wireless 10W reverse wireless100W wired, PD3.0, QC3+, 100W PPS, 100% in 38 mins 50W wireless, 50% in 31 mins 22.5W reverse wireless

Software

Software specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
Operating systemAndroid 15, up to 4 major OS updates, HyperOS 2Android 16, HyperOS 3

Network

Network specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
NetworkGSM / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
SIM· Nano-SIM + Nano-SIM · Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) · Nano-SIM + Nano-SIM + eSIM (max 2 at a time)
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 800 / 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 - International; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66 - China1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 38, 40, 41, 42, 48, 66, 71
5G bands1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 75, 77, 78 SA/NSA - International; 1, 2, 3, 5, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 80, 81, 83, 84, 89 SA/NSA - China1, 2, 3, 5, 7, 8, 20, 26, 28, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA
Network speedHSPA, LTE, 5GHSPA, LTE, 5G

Connectivity

Connectivity specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
NFCYesYes (market/region dependent)
Bluetooth5.4/6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 56.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5.0, ASHA, MIHC
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, dual-band, Wi-Fi Direct
PositioningGPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5)GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
RadioNoNo
USBUSB Type-C 3.2, Display Port, OTGUSB Type-C 3.2, OTG, video output
InfraredYesYes

Durability

Durability specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
Water resistanceIP68 dust tight and water resistant (immersible up to 1.5m for 30 min)IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)

Features

Features specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
SensorsFingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometerFingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass
ColorsBlack, White, Liquid Silver, Green, LilacBlack, White, Denim Blue

Audio

Audio specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
LoudspeakersYes, with stereo speakersYes, with stereo speakers (with Dolby Atmos)
3.5 mm headphone jackNoNo
Audio features24-bit/192kHz Hi-Res & Hi-Res wireless audio; Qualcomm XPAN (24-bit/96kHz audio)Tuned by Bose; Bose 2.1 stereo sound system with a woofer; 24-bit/192kHz Hi-Res & Hi-Res wireless audio

Regulatory

Regulatory specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
SAR (EU)0.99 W/kg (head)     1.00 W/kg (body)—

Tests

Tests specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
Performance benchmarksAnTuTu: 2534638 (v10) GeekBench: 9419 (v6) 3DMark: 5980 (Wild Life Extreme)AnTuTu: 2720760 (v10), 3887841 (v11) GeekBench: 10876 (v6) 3DMark: 6864 (Wild Life Extreme)
Measured display brightness1517 nits max brightness (measured)1077 nits max brightness (measured)
Measured loudspeaker loudness-25.7 LUFS (Very good)-26.0 LUFS (Very good)
Active use battery scoreActive use score 16:28hActive use score 18:52h

EU label

EU label specifications comparison
SpecificationXiaomi 15POCO F8 Ultra
EnergyClass A—
Battery63:26h endurance, 1000 cycles—
Free fallClass C (90 falls)—
RepairabilityClass C—

Similarities

  • Both are rated IP68.
  • Both have optical image stabilisation.
  • Both support Wi-Fi 7.
  • Both have NFC.
  • Both have an aluminium frame.
  • Both have stereo speakers.

In summary

For most buyers the POCO F8 Ultra is the better buy; the Xiaomi 15 makes sense if you want a sharper screen.

Back to compared products ↑

In-stock alternatives

Google Pixel 11 256GBFor Xiaomi 15Google Pixel 11 256GBView product ↗Honor 600 Pro 5GFor Xiaomi 15Honor 600 Pro 5GView product ↗Google Pixel 9 Pro XLFor POCO F8 UltraGoogle Pixel 9 Pro XLView product ↗OnePlus 15 5GFor POCO F8 UltraOnePlus 15 5GView product ↗

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