Xiaomi 15T: Full Specifications

Xiaomi 15T: Full Specifications

The Xiaomi 15T arrives as a mid-premium all-rounder that borrows heavily from Xiaomi’s flagship playbook, pairing a Leica-tuned triple camera with a tall, bright AMOLED panel and the efficient MediaTek Dimensity 8400 Ultra chipset. Announced on September 24, 2025 and running Android 15 with HyperOS 3 out of the box, it targets buyers who want flagship-style features without paying flagship money.

On paper the appeal is clear: IP68 protection, a 5500 mAh battery with 67W charging, stereo Dolby Atmos speakers, and an EU starting price of roughly €412.76 (about $536.68 / £352.99). The sections below break down where the 15T earns its keep, where it makes sensible compromises, and who should actually consider it.

Full Specifications

Network

Technology: GSM / HSPA / LTE / 5G
2G bands: GSM 850 / 900 / 1800 / 1900
3G bands: HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 42, 48, 66, 71
5G bands: 1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78 SA/NSA
Speed: HSPA, LTE, 5G

Launch

Announced: 2025, September 24
Status: Available. Released 2025, September 24

Body

Dimensions: 163.2 x 78 x 7.5 mm (6.43 x 3.07 x 0.30 in)
Weight: 194 g (6.84 oz)
Build: Glass front (Gorilla Glass 7i), plastic frame, fiber-reinforced plastic back
SIM: · Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM
IP68 dust tight and water resistant (immersible up to 3m for 30 min)

Display

Type: AMOLED, 68B colors, 120Hz, 3840Hz PWM, Dolby Vision, HDR10+, 3200 nits (peak)
Size: 6.83 inches, 114.5 cm2 (~90.0% screen-to-body ratio)
Resolution: 1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Protection: Corning Gorilla Glass 7i, Mohs level 6

Platform

OS: Android 15, upgradable to Android 16, HyperOS 3
Chipset: Mediatek Dimensity 8400 Ultra (4 nm)
CPU: Octa-core (1×3.25 GHz Cortex-A725 & 3×3.0 GHz Cortex-A725 & 4×2.1 GHz Cortex-A725)
GPU: Mali-G720 MC7

Memory

Card slot: No
Internal: 256GB 12GB RAM, 512GB 12GB RAM
UFS 4.1

Main Camera

Triple: 50 MP, f/1.7, 23mm (wide), 1/1.55″, 1.0µm, PDAF, OIS
50 MP, f/1.9, 46mm (telephoto), 1/2.76″, 0.64µm, PDAF, 2x optical zoom
12 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/3.06″, 1.12µm
Features: Leica lens, Color spectrum sensor, Ultra HDR, LED flash, HDR, panorama
Video: 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, 10-bit Rec. 2020, HDR10+

Selfie camera

Single: 32 MP, f/2.2, 21mm (wide), 1/3.44″, 0.64µm
Features: HDR
Video: 4K@30fps, 1080p@30/60fps, HDR10+

Sound

Loudspeaker: Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack: No
24-bit/192kHz Hi-Res & Hi-Res Wireless audio

Comms

WLAN: Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band, Wi-Fi Direct
Bluetooth: 6.0, A2DP, LE
Positioning: GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
NFC: Yes (market/region dependent)
Infrared port: Yes
Radio: No
USB: USB Type-C 2.0, OTG

Features

Sensors: Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Battery

Type: 5500 mAh
Charging: 67W wired, PD3.0, 100% in 50 min

Misc

Colors: Black, Gray, Rose Gold
Models: 25069PTEBG
SAR EU: 0.99 W/kg (head)     0.99 W/kg (body)
Price: € 412.76 / $ 536.68 / £ 352.99

Our Tests

Performance: AnTuTu: 1640253 (v10)
GeekBench: 6327 (v6)
3DMark: 3811 (Wild Life Extreme)
Display: 1525 nits max brightness (measured)
Loudspeaker: -24.9 LUFS (Very good)
Battery: Active use score 14:56h

EU LABEL

Energy: Class A
Battery: 57:44h endurance, 1600 cycles
Free fall: Class A (270 falls)
Repairability: Class C

Price and Availability

The Xiaomi 15T offers a compelling combination of features and performance. While the base price is around €413, the actual cost may vary depending on your location and retailer. Below, you’ll find the approximate price of the Xiaomi 15T converted into various currencies. Please note that these are estimates based on recent exchange rates as of June 11, 2026 and may not reflect the exact price you’ll find at a retailer.

  • United States: $476
  • Japan: ¥76,461
  • United Kingdom: £356
  • Australia: A$680
  • Canada: C$664
  • Taiwan: NT$15,083
  • Denmark: kr3.081
  • Saudi Arabia: ﷼1,786
  • South Korea: ₩725,843
  • Germany: €413
  • Brazil: R$2.468
  • Vietnam: ₫12.494.970
  • Kenya: KSh 61,784
  • India: ₹45,402
  • Indonesia: Rp 8.535.757
  • Nigeria: ₦644,853
  • Pakistan: ₨132,614
  • Philippines: ₱29,239
  • Bangladesh: ৳৫৮,৫১৭

Is the Xiaomi 15T Worth the Money?

At its indicative launch price of around €412.76 / $536.68 / £352.99, the Xiaomi 15T sits in the crowded upper-mid-range bracket but pushes well into flagship-adjacent territory on features. You get a Leica-branded camera system, an IP68 rating, a high-peak-brightness AMOLED, UFS 4.1 storage, and a large battery — a combination that is unusual at this price. Pricing and availability vary by market and over time, so treat these figures as a starting reference rather than a fixed quote, and check Xiaomi’s official channels for your region.

Design and Build Quality

The 15T measures 163.2 x 78 x 7.5 mm and weighs 194 g, keeping it relatively slim and manageable for a phone with a 6.83-inch display. Xiaomi uses a Gorilla Glass 7i front, a plastic frame, and a fiber-reinforced plastic back, a practical mix that helps durability and weight rather than chasing a glass-and-metal premium feel. The headline durability feature is full IP68 dust and water resistance, rated for immersion up to 3 m for 30 minutes, which is reassuring at this tier. It comes in Black, Gray, and Rose Gold.

Display Experience

The 6.83-inch AMOLED panel runs at a 1280 x 2772 resolution (~447 ppi) with a 120Hz refresh rate, 3840Hz PWM dimming, and support for Dolby Vision, HDR10+, and a quoted 3200 nits peak brightness. Independent testing measured around 1525 nits in real-world max brightness, which is still very comfortable for outdoor use. With roughly 90% screen-to-body ratio and Gorilla Glass 7i (Mohs level 6) protection, the screen is a clear strength for streaming, gaming, and everyday reading.

Performance and Software

Power comes from the MediaTek Dimensity 8400 Ultra, a 4 nm octa-core chip (a Cortex-A725 cluster up to 3.25 GHz) paired with the Mali-G720 MC7 GPU. Benchmark results — AnTuTu around 1,640,253 (v10), GeekBench 6327 (v6), and 3DMark Wild Life Extreme 3811 — indicate strong sustained performance for demanding games and multitasking, backed by 12GB RAM and fast UFS 4.1 storage in 256GB or 512GB configurations. The phone ships with HyperOS 3 on Android 15 and is upgradable to Android 16; for the latest details on the update policy, Xiaomi’s security and support channels are the authoritative reference.

Camera System

The Leica-tuned triple rear camera leads with a 50 MP f/1.7 wide (1/1.55″, OIS), supported by a 50 MP f/1.9 telephoto offering 2x optical zoom and a 12 MP f/2.2 ultrawide with a 120˚ field of view. A dedicated color spectrum sensor, Ultra HDR, and 10-bit Rec. 2020 video capture round out the package, with video up to 4K@60fps and high-frame-rate 1080p modes. On the front, a 32 MP f/2.2 selfie camera handles 4K@30fps and HDR10+ video. It is a versatile setup that should satisfy most users without stepping up to a Pro model.

Battery Life and Charging

A 5500 mAh battery anchors the endurance story, with an active-use score of 14:56h in testing and an EU-label endurance figure of 57:44h, rated for around 1600 charge cycles. Charging is handled by 67W wired (PD3.0) input, quoted to reach 100% in about 50 minutes. There is no wireless charging here, but the combination of a large cell and quick top-ups makes day-to-day battery anxiety unlikely.

Connectivity and Extras

The 15T covers 5G (SA/NSA), Wi-Fi 6e (dual- or tri-band), Bluetooth 6.0, and broad multi-band positioning including dual-frequency GPS (L1+L5). Practical extras include an infrared port, NFC (market dependent), and stereo speakers with Dolby Atmos plus 24-bit/192kHz Hi-Res audio. The main caveats are a USB Type-C 2.0 port (rather than a faster standard), no microSD expansion, no 3.5mm jack, and no FM radio.

Who Should Buy the Xiaomi 15T?

This phone suits buyers who want a big, bright screen, dependable battery life, and a flexible Leica camera system without paying flagship prices. It is a strong fit for media consumers, casual photographers, and gamers who value sustained performance. Those who require wireless charging, the fastest USB data speeds, or expandable storage may want to look elsewhere or step up to a higher tier.

Conclusion

The Xiaomi 15T is a well-rounded upper-mid-range phone that delivers flagship-adjacent strengths — a bright AMOLED display, a capable Leica triple camera, strong Dimensity 8400 Ultra performance, IP68 durability, and a long-lasting 5500 mAh battery — at a competitive price. Its compromises (USB 2.0 speeds, no wireless charging, no expandable storage) are reasonable for the segment. If you want a versatile, durable all-rounder around the €412 / $536 / £352 mark, the 15T is an easy recommendation; just confirm current pricing and the latest software support details through Xiaomi’s official channels before buying.

Official references

  • Xiaomi 15T Specs – Xiaomi Global – Primary source for the Xiaomi 15T's official RAM, storage, dimensions, processor, display, battery, camera, network bands, IP rating, OS, and package contents.
  • Xiaomi 15T Overview – Xiaomi Global – Official product page for feature positioning, camera/display claims, battery claims, design details, and footnotes that complement the specs page.
  • Xiaomi Security Center – Official Xiaomi source for smartphone and tablet security update policy context, useful when covering software support and ongoing device accuracy.
  • MediaTek Dimensity 8400 – Primary chipset source for Dimensity 8400 CPU, GPU, NPU, memory, connectivity, camera, video, and display platform capabilities relevant to Xiaomi 15T processor claims.
  • Corning Gorilla Glass 7i – Official material source for Gorilla Glass 7i durability and scratch/drop-resistance claims referenced in the Xiaomi 15T display specifications.

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