Logitech Anywhere Mouse MX vs Logitech Performance Mouse MX

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

Anywhere Mouse MX compared with Performance Mouse MX
LogitechAnywhere Mouse MXLogitechPerformance Mouse MX
Overview
ReleasedAugust 2009August 2009
Tracking
ShapeCompactErgonomic
HandRight handRight hand
Sensitivity–Up to 1,500 DPI
SensorDarkfield laserDarkfield laser
Buttons77
Free-spinning wheelYesYes
Thumb wheelNo–
SensorDarkfield laser tracking on many surfaces, including clear glass at least 4 mm thick. Logitech's launch sources do not give a DPI figure.Darkfield laser tracks on clear glass at least 4 mm thick; 100–1,500 DPI in 100 DPI steps (Hardware-Magazin)
Scroll wheelPress the wheel to switch between stepped and free-spinning vertical scrolling; tilt it for horizontal scrolling.Main wheel switches between stepped and free-spinning modes using a button behind the wheel; no automatic SmartShift
Thumb wheelNo separate thumb wheel; the two left-side buttons navigate back and forward.–
Connections and battery
Connects byUSB receiverUSB receiver
PowerAA batteryRechargeable
Battery life (maker's claim)Up to 7 monthsUp to 30 days
Charging port–Micro-USB
ReceiverLogitech Unifying nano receiver over 2.4 GHz, with a compartment inside the battery cover for storage; one receiver can pair with up to six compatible devices.Logitech Unifying nano USB receiver; 2.4 GHz wireless, with maker-stated range up to 10 m; can pair other compatible Logitech devices
ChargingTwo replaceable AA alkaline batteries, rated by Logitech support for up to seven months; the mouse can also run on one AA battery.Replaceable rechargeable AA NiMH battery, up to 30 days per Logitech; full charge in 4.5 hours via Micro-USB, USB port or included wall adaptor; works while charging
Works withAt launch, Windows XP, Vista or 7 and Mac OS X 10.4 or later with a USB port.Windows XP, Vista and 7 or Mac OS X 10.4 and later at launch
SoftwareLogitech SetPoint on Windows and Logitech Control Center on Mac supported button configuration at launch.Logitech SetPoint 4.80 on Windows or Logitech Control Center 3.0 on Mac at launch
Design
Weight125 g (better)162 g
Size90.5 × 63 × 34.5 mm (length × width × height); 125 g with two AA batteries according to Logitech's 2009 fact sheet.127 × 87 × 49 mm (length × width × height); 162 g including battery measured by Hardware-Magazin, while Logitech lists 136 g without battery
In the boxMouse, Unifying receiver, travel pouch, two AA batteries and documentation.Mouse, Unifying receiver, rechargeable AA battery, USB charging cable, USB wall adaptor, USB desktop stand and accessory pouch
WarrantyThree-year limited warranty in Logitech's launch fact sheet.–

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