Two devices. One clear decision.

LAUNCH DATE3 fields

Specification	X300	6
Announced	October 13, 2025	July 2022
Released	2025-10-17	13 July 2022
Status	Available. Released 2025, October 30	Available

NETWORK6 fields

Specification	X300	6
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, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 66, 71; TDD: 34, 38, 39, 40, 41, 42, 43, 48 (A version); LTE Cat20, 6CA
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, n13, n18, n20, n25, n26, n28, n38, n40, n41, n48, n66, n71, n77, n78, n79 (A version)
Speed	HSPA, LTE-A, 5G	HSPA, LTE Cat20 (up to 2.0 Gbps), 5G
Technology	GSM / HSPA / LTE / 5G	GSM / HSPA / LTE / 5G

BODY5 fields

Specification	X300	6
Build	Glass front, glass back, aluminum frame	Glass front (Gorilla Glass Victus), glass back (Gorilla Glass 3)
Dimensions	150.6 x 71.9 x 8.0 mm	173 x 77 x 10.3 mm
IP Rating	IP68/IP69 dust/water resistant (up to 1.5m for 30 min)	IPX4
SIM	Nano-SIM + Nano-SIM + eSIM	Nano-SIM + Nano-SIM (dual standby; 5G+5G or 4G)
Weight	190 g	239 g

DISPLAY8 fields

Specification	X300	6
Brightness	4500 nits (peak)	1200 nits (peak)
Features	—	Delta-E < 1; 720Hz touch sampling rate (23 ms touch latency); DC dimming
Protection	Reinforced glass (Mohs level 4)	Corning Gorilla Glass Victus
Refresh Rate	120Hz	Up to 165Hz
Resolution	1216 x 2640 pixels (~460 ppi density)	1080 x 2448 pixels (~395 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 AMOLED, 165Hz, HDR10+

PLATFORM4 fields

Specification	X300	6
CPU	Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)	Octa-core, up to 3.2 GHz (incl. 1x3.19 GHz Cortex-X2 and 3x2.75 GHz Cortex-A710)
Chipset	Mediatek Dimensity 9500 (3 nm)	Qualcomm Snapdragon 8+ Gen 1 (4 nm)
GPU	Arm G1-Ultra	Adreno 730
OS	Android 16, up to 5 major Android upgrades, OriginOS 6	Android 12, ROG UI

MEMORY5 fields

Specification	X300	6
Card slot	No	—
Internal	256GB 12GB RAM, 512GB 16GB RAM (UFS 4.1)	256GB / 512GB
RAM	12GB / 16GB	8GB / 12GB / 16GB LPDDR5
Storage Type	—	UFS 3.1
Storage/RAM variants	12GB + 256GB, 16GB + 512GB	256GB 12GB RAM; 512GB 16GB RAM (8GB RAM variant also listed)

MAIN CAMERA3 fields

Specification	X300	6
Features	Zeiss optics, Zeiss T* lens coating, Laser AF, LED flash, HDR, panorama	HDR, HDR10+ video mode, Night mode
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", 1.0µm, Sony IMX766 | 13 MP, 12.5mm (ultrawide) | 5 MP (macro)
Video	4K@30/60/120fps, 1080p@30/60/120/240fps, gyro-EIS, OIS, HDR	8K@24fps, 4K@30/60fps, HDR10+

SELFIE CAMERA3 fields

Specification	X300	6
Features	HDR	Group selfies and live streaming
Selfie camera	50 MP, f/2.0, 20mm (wide), 1/2.76", AF	12 MP, Sony IMX663
Video	4K@30/60fps, 1080p@30/60fps	—

SOUND2 fields

Specification	X300	6
3.5mm jack	No	Yes
Loudspeaker	Yes, with stereo speakers	Yes, with stereo speakers (symmetrical dual front-facing, Dirac)

COMMUNICATION6 fields

Specification	X300	6
Bluetooth	6.0, A2DP, LE, aptX HD, LHDC 5	5.2, aptX Adaptive, aptX Lossless (Snapdragon Sound)
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: side USB 3.1 Gen 2, bottom USB 2.0
WLAN	Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band	Wi-Fi 6E 802.11 a/b/g/n/ac/ax, 2x2 MIMO, 2.4/5/6GHz, Wi-Fi Direct

FEATURES2 fields

Specification	X300	6
Other features	—	Aura RGB rear logo (16.77 million colours, 8 presets); AirTrigger 6; X-axis linear motor (130 Hz); bypass charging
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, ultrasonic AirTrigger 6 (per ROG Phone 6 series/6D Ultimate spec)

BATTERY3 fields

Specification	X300	6
Capacity	6040 mAh (5360 mAh in EU)	6000 mAh
Charging Type	90W wired, PD; 40W wireless; reverse wired	65W wired (QC 5.0 / PD 3.0), 0-100% in 42 min; bypass (steady) charging
Type	Si/C Li-Ion	6000 mAh (equivalent; 2 x 3000 mAh cells)

ADDITIONAL INFORMATION8 fields

Specification	X300	6
Colors	Phantom Black, Halo Pink, Mist Blue, Iris Purple, Summit Red	Phantom Black; Storm White
Compatibility	—	Band support differs by A/B/C version; dual Nano-SIM; Notebookcheck reports only two years of software updates
Cooling	—	ROG GameCool 6: 360° CPU cooling, 30% larger vapor chamber, 85% larger graphite sheet, 3,300 mg boron nitride; optional AeroActive Cooler 6
Launch Price	—	GBP 899 / EUR 999 (12GB/256GB); GBP 999 / EUR 1,149 (16GB/512GB)
Launch Price (USD)	$1,154.00 (reference only — see Price in Nigeria above for the actual retail price)	—
Models	V2515	90AI00B5-M001S0, 90AI00B2-M001T0, 90AI00B5-M000X0, 90AI00B2-M000Z0, 90AI00B5-M000Y0, 90AI00B2-M00100 (part codes)
Models and regions	—	A version (global, LTE Cat20, n1-n79 incl. n13/n71); B version (reduced LTE/5G band set, Cat16); C version (CDMA, SA-only 5G variants)
Price in Nigeria	₦1,150,000 (Seller price)	₦1,603,400 (Stored estimate)

TESTS2 fields

Specification	X300	6
Display	—	Measured 868 nits average, 1,321 nits peak (Notebookcheck)
Performance	—	AnTuTu v9: ~1,119,358; Geekbench 5.5: ~1,309 single-core / ~4,162 multi-core; PCMark Work 3.0: 17,727 (Notebookcheck)

SECURITY1 field

Specification	X300	6
Security	Fingerprint (under display, ultrasonic), face unlock	In-display fingerprint, face recognition