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Sony Ericsson Xperia X1

2008 · slider

Specifications

Cpu: Qualcomm MSM7200A: ARM11 at 528 MHz plus secondary ARM9 at 256 MHz, hardware 3D acceleration
Ram: max: 256 MB (soldered) · base: 256 MB
Modem: HSDPA/HSUPA 3G; UMTS 900/1900/2100 (X1i) or 850/1900/2100 (X1a), quad-band GSM
Ports: Mini-USB · 3.5mm headphone jack
Camera: 3.2 MP autofocus with LED flash; VGA 30 fps video on X1i (QVGA only on the US X1a); QCIF front camera for video calls
Battery: BST-41, 1500 mAh Li-Polymer (removable)
Display: 3.0" 480x800 WVGA resistive TFT, 65K colors; arc-slider design revealing a physical QWERTY keyboard
Storage: base: 512 MB ROM (~400 MB user-accessible) · options: microSDHC, officially up to 16 GB (32 GB reported working unofficially)
Os Support: latest: Windows Mobile 6.1 (official; Sony Ericsson ruled out 6.5, though unofficial XDA ROMs delivered it) · shipped: Windows Mobile 6.1 Professional with Sony Ericsson's 9-slot 3D X-Panels UI
Release Price: $799 unlocked

Variants

Revisions

X1iX1iinternational variant, UMTS 900/1900/2100, VGA video

X1aX1aUS/Australia variant, UMTS 850/1900/2100, QVGA video only

Colors

Solid Black2008 launch color

Steel Silver2008 launch color

Upgrade paths

storage

microSDHC, 32 GB cards reported working past the official 16 GB rating · Dedicated card slot, no tools needed.

~$15

EASY

battery

BST-41, 1500 mAh · Rear cover removes by hand; the BST-41 pack was shared with later Xperia models including the X10.

~$15

EASY

other

Unofficial Windows Mobile 6.5 ROMs via HardSPL bootloader unlock; experimental Android/Linux ports · Active XDA scene delivered the WM6.5 update Sony Ericsson never shipped; XDAndroid and Rhobuntu ports existed but never reached daily-driver quality.

free

MODERATE