Pre-owned POCO F8 Pro

Redmi K90 (POCO F8 Pro) – Equipped with a large 7100 mAh battery (typ) / 6960 mAh (min), providing longer usage time for all-day performance

Color Options

• Black
• White
• Light Blue
• Light Purple

Dimensions & Build

• Height: 157.49 mm
• Width: 75.25 mm
• Thickness: 8.0 mm
• Weight: 206 g

• Material & Protection:
  • Front: Corning® Gorilla® Glass 7i (scratch-resistant, hydrophobic/oleophobic coating)
  • Back: Panda X Glass (one-piece 2mm thick glass, integrated cold-carved process)
  • Middle Frame: 6-series aluminum alloy (four micro-curved wrapped design, 94% screen-to-body ratio)
  • Dust & Water Resistance: IP68 rated (submersion in 1.5m static freshwater for 30 mins per IEC 60529; resistance may decrease with wear)

Processor & Performance

• Chipset: Snapdragon® 8 Elite (Snapdragon 8 Ultimate Edition)
• Process: TSMC 2nd-generation 3nm
• Architecture: Oryon desktop-grade architecture
• CPU: Octa-core (dual super cores up to 4.32GHz)
• Cooling System: Three-stage boss ice cooling (5300mm² large-area LHP, +230% heat conduction vs. previous gen)
• OS: Xiaomi HyperOS 3
• Performance Enhancements:
  • New Rage Engine (reduces frame drops; 17% 1% Low frame rate improvement for large RPGs)
  • AI Performance Scheduler (dynamic CPU/GPU/DDR frequency adjustment)

Memory & Storage

• Storage Options: 12+256GB, 12+512GB, 16+256GB,16+512GB
• Note: Available storage less than total due to pre-installed OS/software

Display – 6.59" Eye-Care OLED Straight Screen

• Size: 6.59-inch OLED (golden size for one-hand use/immersion)
• Resolution: 2510 × 1156 pixels
• Pixel Arrangement: Full RGB (lossless display, sharper text/lines)
• Key Features:
  • Refresh Rate: Up to 120Hz (adaptive)
  • Touch Sampling Rate: 480Hz (2560Hz instant for gaming)
  • Brightness: 3500nits peak, 600nits typical
  • Color: 12-bit (68.7B colors), 100% P3 gamut, Delta E≈0.46, JNCD≈0.41
  • Eye Care: Xiaomi Qingshan Eye Care 3.0 (hardware low blue light/flicker-free/circadian-friendly; 1nit ultra-low brightness, DC dimming, 30% blue light reduction)

Camera System – 50MP Triple Rear Camera (Lossless 5 Focal Lengths)

Rear Camera:

• 50MP Light Hunter™ 800 Main Camera: 1/1.55" sensor, 2.0μm fused pixel, f/1.88, OIS, 24mm (1X)
• 50MP Portrait Telephoto: 2.5X optical zoom (60mm), f/2.2, OIS, 5X lossless zoom (120mm)
• 8MP Ultra-Wide: 0.6X (15mm), f/2.2, 120° FOV

Key Camera Features:

• Sunset Portrait Algorithm, AI Portrait Ultra-Clear Enhancement
• Voice-controlled photo editing, customizable watermark
• 4K video to live photo conversion, Super Macro, HDR, Panorama

Front Camera:

• 20MP lens (Portrait Mode, HDR, Selfie Timer)

Video Recording

• Rear Camera: 4K (30/60fps), 1080p (30/60fps), 720p (30fps)
• Features: OIS, Super Steady Mode, Motion Tracking Focus

Battery & Charging

• Capacity: 7100mAh (typ) / 6960mAh (rated) Xiaomi Jinshajiang Battery
• Charging:
  • Wired: 100W HyperCharge (max output; actual varies by environment)
  • Reverse Charging: Up to 22.5W wired (supports Xiaomi-tested devices)
  • Chips: Xiaomi Pengpai P3 fast-charging + G1 battery management
  • Special Features: -25°C extreme cold charging, business trip fast-charging, 100W PPS (OTA update Nov 2025)

Security & Connectivity

• Security: Ultrasonic in-display fingerprint (wet-hand/strong sunlight support), AI Face Unlock
• NFC: Contactless payments, transit/door/car keys (via Mi Wallet)
• Network:
  • Dual SIM (nano-SIM + nano-SIM/eSIM, region-dependent)
  • Xiaomi Xingchen Communication (reduces 29% WeChat video lag on high-speed rail)
  • Wi-Fi 6/6E, Bluetooth 5.4, Wet Touch 2.0

Navigation & Sensors

• Navigation: Beidou, GPS, Galileo, GLONASS, QZSS, NavIC
• Sensors: Proximity, ambient light, accelerometer, compass, gyroscope, flicker sensor, linear vibration motor, color temperature sensor

Audio & Multimedia

• Audio: Super-linear symmetrical stereo speakers, Sound by Bose co-tuning
• Modes: Classic (full bass) / Balanced (pure vocals)
• Additional: Dolby Atmos, 3D surround, 15-level equal loudness compensation
• Supported Formats: MP3/FLAC/AAC/OGG/WAV/AMR/APE (audio); MP4/MKV/WEBM/3GP (video)

Operating System

• OS: Xiaomi HyperOS 3
• Features: AI wallpaper, smart desktop layout, Xiaomi Super Island, cross-ecosystem connectivity

In the Box

• Redmi K90 Mobile Phone