POCO X8 Pro Max 12GB/512GB Black (Global Version) – Dimensity 9500s, 8500mAh Battery, 100W HyperCharge, 6.83″ 1.5K 120Hz AMOLED, IP68

The POCO X8 Pro Max 12GB 512GB Black is the Global Version of the top model in POCO’s X8 Pro series, in its Black finish, with 12GB of LPDDR5X memory and 512GB of UFS 4.1 storage. POCO, Xiaomi’s performance brand, built it around three things: the 3nm MediaTek Dimensity 9500s chip, an 8500mAh (typical) silicon-carbon battery with 100W HyperCharge, and a 6.83-inch 1.5K AMOLED screen at up to 120Hz, all inside an IP68-rated body that weighs 218 g. Totot has this unit in stock in the UAE.

Why the POCO X8 Pro Max 12GB 512GB Black stands out

Most phones force a choice between a fast chip and a battery that lasts. POCO’s answer with the X8 Pro Max is to fit both: a flagship-class MediaTek processor and an 8500mAh battery, in a body 8.2 mm thick. The POCO X8 Pro Max 12GB 512GB Black pairs that with the larger storage option, so 4K videos, games of 20GB or more and years of photos fit without a memory card, which this phone does not take.

Who it suits: mobile gamers who play long sessions of titles such as Genshin Impact; people who travel or work out of the office all day and hate hunting for a socket; and anyone moving from an older Android phone who wants flagship speed at a mid-range price. Xiaomi lists Google Gemini and Circle to Search with Google on the Global Version, so your Google account, Play Store apps and backups move over as on any other Android phone.

Dimensity 9500s performance and cooling

The Dimensity 9500s inside the POCO X8 Pro Max 12GB 512GB Black is built on TSMC’s second-generation 3nm process with an all-big-core CPU: one Cortex-X925 core at up to 3.73GHz, three Cortex-X4 cores at up to 3.3GHz and four Cortex-A720 cores at up to 2.4GHz. Graphics run on an Immortalis-G925 MC11 GPU, and AI tasks on the NPU 890. The memory is LPDDR5X at 9600Mbps. POCO reports an AnTuTu score of 3,085,998, measured on AnTuTu V11.0.5 in its own lab at about 25°C; results in daily use can differ.

To hold that speed, POCO fitted its 3D IceLoop cooling system with a 5800mm² loop heat pipe area and an 11,000mm² graphite layer. In POCO’s one-hour RPG test at the highest render settings and 25°C room temperature, the phone held an average of 60.17 fps with a 1% low of 55.41 fps and peaked at 41.8°C. In Game Turbo mode the screen samples touch at up to 480Hz, with 2560Hz instant sampling, and selected games such as the international edition of Genshin Impact can use Smart Frame Rate up to 120fps and 1.5K super resolution.

8500mAh battery and 100W charging on the POCO X8 Pro Max 12GB 512GB Black

The battery inside the POCO X8 Pro Max 12GB 512GB Black is rated at 8500mAh (typical), using silicon-carbon cells with 16% silicon content. POCO quotes up to two days of mixed use, more than 74 hours of calling, 16 hours of video calls and 15 hours of gaming. These figures come from POCO’s own lab tests under simulated use, and real results depend on your network, screen brightness and apps. Xiaomi also notes that the battery configuration may vary by market.

Charging is 100W HyperCharge over USB-C. POCO says the phone reaches 50% from 1% in about 24 minutes, but only with the 100W charger from the box, with Top speed mode switched on manually and the screen off at around 25°C. The phone also accepts up to 100W from PPS chargers, and it can charge another device by cable at up to 27W. There is no wireless charging. POCO adds that the battery keeps at least 80% of its capacity after 1,600 full cycles, which it equates to about six years at one full charge every 1.5 days, based on TÜV SÜD-certified test data.

The POCO X8 Pro Max 12GB 512GB Black display: 6.83-inch 1.5K AMOLED

The 6.83-inch AMOLED panel has a resolution of 2772 x 1280 and refreshes at up to 120Hz in supported apps. Brightness is quoted as 800 nits typical, 2000 nits in high-brightness mode and 3500 nits peak when only 25% of the screen is lit, which helps when you read messages outdoors in the UAE sun. It shows 12-bit colour, covers the DCI-P3 gamut and plays HDR10+ and Dolby Vision video. The glass is Corning Gorilla Glass 7i.

For long evenings on the phone, the screen uses 3840Hz PWM dimming and holds three TÜV Rheinland certificates: Low Blue Light (hardware solution), Flicker Free and Circadian Friendly. Wet Touch Display 2.0 keeps the touch layer usable with damp fingers, which pairs with the ultrasonic in-display fingerprint sensor that POCO says also works with wet hands.

POCO X8 Pro Max 12GB 512GB Black design: RGB light and IP68

POCO sells the X8 Pro Max in Black, White and Blue, and its global specification page also lists Orange in some regions. The POCO X8 Pro Max 12GB 512GB Black has a fibreglass back on a metal frame, a dark matte finish that does not show fingerprints the way glossy glass does, and a red ring around the power button, a detail POCO reserves for the black and white models. The racing stripe of the white model is not on this colour, so the black unit is the quieter look of the range.

On the back, a dynamic RGB light gives eight backlight colours for incoming calls and app notifications, and a pulsing effect that follows music, games, charging status and the camera. The body has SGS five-star ratings for drop, crush and bending resistance, and IP68 dust and water resistance. Xiaomi’s IP68 test means still fresh water up to 2 m deep for up to 30 minutes in a lab; Xiaomi itself advises against using it at the beach or in a pool, and liquid damage beyond those conditions is not covered.

Cameras: 50MP main with OIS

The main camera uses a 50MP Light Fusion 600 sensor of 1/1.95 inch with an f/1.5 aperture, a 6P lens and optical image stabilisation, combining four pixels into 1.6μm super pixels in low light. POCO describes 2x optical-level zoom by cropping from this sensor. Next to it sits an 8MP ultra-wide camera at f/2.2. Video reaches 4K at 30 or 60 fps, with slow motion up to 960 fps at 720p or 1080p. The front camera has 20MP on Xiaomi’s global specification page and records 1080p at up to 60 fps.

POCO X8 Pro Max 12GB 512GB Black Global Version in the UAE: SIM and networks

The POCO X8 Pro Max 12GB 512GB Black runs Xiaomi HyperOS 3, based on Android 16 for first-batch units, with Google services. It takes two nano-SIM cards or one nano-SIM plus one eSIM; Xiaomi notes that eSIM depends on the country and carrier, and that Dual SIM Dual Active is offered only in a few markets that do not include the UAE. Xiaomi’s global band list includes 5G n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n66, n77 and n78, plus 4G and 3G. Actual 5G use depends on the local operator.

Connectivity covers Wi-Fi 7, Bluetooth 6.0 with LDAC and LC3, NFC (functions vary by market), an IR blaster for TVs and air conditioners, and dual-frequency GPS. Xiaomi Offline Communication allows voice calls of up to 500 m in open areas with no signal, between supported Xiaomi devices with a SIM and a signed-in Xiaomi account; Xiaomi says it is not for emergencies. Note that POCO also sells a separate Middle East version in the region; this unit is the Global Version.

Who This Is Not For

Skip the POCO X8 Pro Max 12GB 512GB Black if you need wireless charging, because it has none. It is also not the best pick for zoom photography: there is no telephoto lens, only the 50MP main camera and an 8MP ultra-wide, so distant shots and ultra-wide shots in low light are its weak side. There is no microSD slot, so the 512GB you buy is the storage you keep. The 8500mAh battery brings a weight of 218 g, which some people find heavy for one-hand use. IP68 is a lab rating, not a swimming feature; Xiaomi advises against beach and pool use. Xiaomi says the charger in the box depends on the region and does not state which plug the Global Version box carries; if it is not a UK three-pin plug you will need a simple adapter in the UAE. Finally, if you prefer the Middle East version sold through local channels, this Global Version is a different unit.

Ordering in the UAE

The POCO X8 Pro Max 12GB 512GB Black is in stock with Totot in the UAE. We deliver to every emirate within three business days, and delivery is free on orders from AED 300. You can pay cash on delivery or split the amount with Tabby or Tamara. If the phone arrives defective or is not what you ordered, you can return it within 14 days, and please report any shipping damage within 48 hours of delivery.

Browse more Smartphones at Totot, or see the official POCO page for full product details.

Technical Specifications

• Model: POCO X8 Pro Max 12GB 512GB Black, Global Version
• Colour: Black (fibreglass back, metal frame, red ring power button)
• Memory and storage: 12GB LPDDR5X 9600Mbps RAM, 512GB UFS 4.1, no microSD
• Processor: MediaTek Dimensity 9500s, 3nm; 1 x Cortex-X925 up to 3.73GHz, 3 x Cortex-X4 up to 3.3GHz, 4 x Cortex-A720 up to 2.4GHz
• GPU and NPU: Immortalis-G925 MC11, NPU 890
• Display: 6.83-inch AMOLED, 2772 x 1280, up to 120Hz (supported apps), 3500 nits peak (25% area), 2000 nits HBM, 800 nits typical, HDR10+, Dolby Vision, 3840Hz PWM, Gorilla Glass 7i
• Touch sampling: Up to 480Hz, 2560Hz instant (Game Turbo mode)
• Rear cameras: 50MP Light Fusion 600 main (1/1.95-inch, f/1.5, OIS) + 8MP ultra-wide (f/2.2)
• Front camera: 20MP
• Video: Rear up to 4K 60fps, slow motion up to 960fps at 720p/1080p; front 1080p up to 60fps
• Battery: 8500mAh (typical), silicon-carbon
• Charging: 100W HyperCharge wired (1-50% in about 24 min with in-box charger, Top speed mode, screen off), PD3.0/PD2.0, PPS up to 100W, 27W wired reverse; no wireless charging
• Water and dust: IP68 (IEC 60529, still fresh water up to 2 m for up to 30 min, lab conditions)
• Security: Ultrasonic in-display fingerprint sensor, AI Face Unlock
• SIM: Dual SIM: nano + nano, or nano + eSIM
• 5G bands (SA): n1/2/3/5/7/8/20/28/38/40/41/48/66/77/78
• Connectivity: Wi-Fi 7, Bluetooth 6.0, NFC, IR blaster, USB Type-C
• Audio: Symmetrical stereo speakers, Dolby Atmos, Hi-Res Audio
• Software: Xiaomi HyperOS 3 (Android 16 on first-batch units), Google Gemini, Circle to Search
• Dimensions and weight: 162.9 x 77.9 x 8.2 mm, 218 g
• In the box (Xiaomi global list): Phone, adapter, USB Type-C cable, SIM eject tool, protective case, quick start guide; contents may differ by region
• Warranty: 1-year warranty from Totot

FAQ

Is the POCO X8 Pro Max 12GB 512GB Black the Global Version?

Yes. This unit is the Global Version with Xiaomi HyperOS 3 and Google services, not the China model and not the Middle East version.

Does the POCO X8 Pro Max 12GB 512GB Black support wireless charging?

No. Xiaomi lists 100W wired HyperCharge and 27W wired reverse charging only; wireless charging is not supported.

How long does it take to charge to 50%?

24 minutes from 1%, according to POCO, using the 100W charger from the box with Top speed mode on and the screen off at about 25°C.

Can I add a memory card to the POCO X8 Pro Max 12GB 512GB Black?

No. There is no microSD slot, so choose the storage you need; this model has 512GB of UFS 4.1.

Does it work with eSIM in the UAE?

Yes, it accepts one eSIM alongside a nano-SIM; Xiaomi notes that eSIM support depends on the country and the carrier, so check with your operator.

Is the black model the one with the red power button?

Yes. POCO lists the red ring power button on the black and white models; the racing stripe is only on the white model.

Can I take the POCO X8 Pro Max 12GB 512GB Black swimming?

No. It is rated IP68 for still fresh water up to 2 m for 30 minutes in a lab, and Xiaomi advises against beach or pool use.