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Device 1

Device 2

X300 8
LAUNCH DATE
Announced October 13, 2025 January 2024
Released 2025-10-17 18 January 2024
Status Available. Released 2025, October 30 Available
NETWORK
2G Bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 WCDMA 800 / 850 / 900 / 1700 / 1900 / 2100
4G LTE 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 66 FDD: 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 66; TDD: 34, 38, 39, 40, 41, 42, 43, 48 (WW version)
5G 1, 2, 3, 5, 7, 8, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA SA/NSA n1, n2, n3, n5, n7, n8, n12, n18, n20, n25, n26, n28, n38, n40, n41, n48, n66, n77, n78, n79 (WW version)
Speed HSPA, LTE-A, 5G HSPA, LTE, 5G
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE / 5G
BODY
Build Glass front, glass back, aluminum frame Glass front (Gorilla Glass Victus 2)
Dimensions 150.6 x 71.9 x 8.0 mm 163.8 x 76.8 x 8.9 mm
IP Rating IP68/IP69 dust/water resistant (up to 1.5m for 30 min) IP68
SIM Nano-SIM + Nano-SIM + eSIM Nano-SIM + Nano-SIM (dual standby)
Weight 190 g 225 g
DISPLAY
Brightness 4500 nits (peak) 2500 nits (peak); 1600 nits (HBM)
Features — HDR10; 107.37% DCI-P3 / 145.65% sRGB; 720Hz touch sampling rate
Protection Reinforced glass (Mohs level 4) Corning Gorilla Glass Victus 2
Refresh Rate 120Hz LTPO 1-120Hz; up to 165Hz
Resolution 1216 x 2640 pixels (~460 ppi density) 1080 x 2400 pixels (FHD+) (~388 ppi density)
Screen-to-body ~90.1% —
Size 6.31 inches, 97.6 cm2 (~90.1% screen-to-body ratio) 6.78 inches
Type LTPO AMOLED, 1B colors, 120Hz, 2160Hz PWM, HDR10+ Samsung Flexible AMOLED, LTPO, 165Hz, HDR10
PLATFORM
CPU Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro) Octa-core (1x3.3 GHz Cortex-X4 + 3x3.2 GHz Cortex-A720 + 2x3.0 GHz Cortex-A720 + 2x2.3 GHz Cortex-A520)
Chipset Mediatek Dimensity 9500 (3 nm) Qualcomm Snapdragon 8 Gen 3 (SM8650) (4 nm)
GPU Arm G1-Ultra Adreno 750
OS Android 16, up to 5 major Android upgrades, OriginOS 6 Android 14, ROG UI
MEMORY
Card slot No —
Internal 256GB 12GB RAM, 512GB 16GB RAM (UFS 4.1) 256GB
RAM 12GB / 16GB 12GB / 16GB LPDDR5X
Storage Type — UFS 4.0
Storage/RAM variants 12GB + 256GB, 16GB + 512GB 256GB 12GB RAM; 256GB 16GB RAM
MAIN CAMERA
Features Zeiss optics, Zeiss T* lens coating, Laser AF, LED flash, HDR, panorama LED flash, gimbal OIS, AI Object Sense
MAIN CAMERA 200 MP, f/1.7, 23mm (wide), 1/1.4", PDAF, OIS; 50 MP, f/2.6, 70mm (periscope telephoto), 1/1.95", 3x optical zoom, PDAF, OIS; 50 MP, f/2.0, 15mm, 119˚ (ultrawide), 1/2.76", AF 50 MP, f/1.9, 23.8mm (wide), 1/1.56", Sony IMX890, gimbal OIS | 32 MP (telephoto), 3x optical zoom, OIS | 13 MP, 12.7mm, 120° (ultrawide) [MY/PH spec pages list a 5 MP macro as third camera]
Video 4K@30/60/120fps, 1080p@30/60/120/240fps, gyro-EIS, OIS, HDR 8K@24fps, 4K@30/60fps, 1080p@30/60fps, HDR10+ (4K); slow motion 4K@120fps, 1080p@120/240fps, 720p@120/240/480fps
SELFIE CAMERA
Features HDR Pixel binning
Selfie camera 50 MP, f/2.0, 20mm (wide), 1/2.76", AF 32 MP RGBW, 22mm, 1.4µm (binned)
Video 4K@30/60fps, 1080p@30/60fps 1080p@30fps
SOUND
3.5mm jack No Yes; Hi-Res Audio up to 384 kHz / 32-bit; dual mics with noise reduction
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers (multi-magnet dual)
COMMUNICATION
Bluetooth 6.0, A2DP, LE, aptX HD, LHDC 5 5.4
NFC Yes Yes
Positioning GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS, NavIC GPS (L1+L5), GLONASS (L1), Galileo (E1+E5a), BeiDou (B1i/B1c/B2a), QZSS (L1+L5), NavIC
Radio No —
USB USB Type-C 3.2 Gen 1, OTG 2x USB Type-C (bottom USB 3.2 Gen 2 + side port), per ROG Phone 8 Pro review (same chassis)
WLAN Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band Wi-Fi 802.11 a/b/g/n/ac/ax/be (Wi-Fi 7)
FEATURES
Ai — X Sense 2.0, X Capture, AI Object Sense, AI Grabber
Other features — AirTriggers; optional AeroActive Cooler X
Sensors Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, laser focus, infrared blaster In-display fingerprint, face recognition, accelerometer, e-compass, gyroscope, proximity, ambient light, AirTrigger
BATTERY
Capacity 6040 mAh (5360 mAh in EU) 5500 mAh
Charging Type 90W wired, PD; 40W wireless; reverse wired 65W wired (QC 5.0 / PD 3.0 / PPS), 0-100% in 39 min; 15W wireless (Qi 1.3); 10W reverse wired
Type Si/C Li-Ion Li-Po 5500 mAh (typical)
ADDITIONAL INFORMATION
Colors Phantom Black, Halo Pink, Mist Blue, Iris Purple, Summit Red Phantom Black; Rebel Grey
Compatibility — Band lists differ between WW/US/CN versions; dual Nano-SIM, no eSIM listed; regional spec pages (MY/PH) list 12GB/256GB with 5MP macro camera
Cooling — ROG GameCool 8: 360° SoC Cooling System Gen 2, rapid-cooling conductor, vapor chamber, graphite sheet, boron nitride; optional AeroActive Cooler X
Launch Price — EUR 1,099.99 (Europe)
Launch Price (USD) $1,154.00 (reference only — see Price in Nigeria above for the actual retail price) $1,099.99 (12GB/256GB)
Models V2515 —
Models and regions — WW, US and CN versions with different band lists
Price in Nigeria ₦1,615,600 ₦1,540,000 (estimate, converted from US launch price)
TESTS
Battery Endurance — At least 3.4 h heavy gaming, 23 h video streaming (ASUS manufacturer figures)
SECURITY
Security Fingerprint (under display, ultrasonic), face unlock In-display fingerprint, face recognition