Model: Model No. HHT31
Horsepower: 1.5 hp, 360????? inclinable GX31 Mini Four-Stroke Engine Weight: Reduced weight due to advanced materials
Type of blades: Trimmer can accommodate a variety of 9?EUR??,,????'?? or 10?EUR??,,????'?? cutting blades (with optional barrier kit)
Displacement: 31.0 cc
Handle: Two configurations; the HHT31SLTA with a traditional loop handle and the HHT31SUNBA with a U-shaped bicycle-style handle for increased leverage and precise control.
Special Features: Low noise, vibration and easily started; New debris deflector shield for increased operator visibility; Quiet Line for a 5 decibel noise reduction; Soft touch loop handle for operator comfort; Standard shoulder harness and safety goggles.
Warranty: 1-yr. commercial warranty
Price: MSRP $379.00

Little Wonder

Company: Gas Hedge Trimmer
Model No: 2230S
Weight: 12 lbs.
Type of Blade: Single Edge, dual-reciprocating high carbon steel
Length: 30?EUR??,,????'??
Displacement: 21.2 cc
Handle: 2-position front handle, w/shock mounts
Accessories: None
Special Features: Dual handle switches operate all trimmers, blades and motor stop within one-half second of release of either switch.
Blade Speed: 2,400 cuts per minute on growth up to one inch thick
Cost: $325.38

Shindaiwa

Model No.: HT2510-30
Horsepower: 1.1 hp @ 7,500 rpm; Shindaiwa C4 Technology??????oe 4-stroke engine
Weight: 12.5 lbs.
Type of blades: 30?EUR??,,????'?? Chrome-plated, self-adjusting blades have the highest blade speed in industry for fast, clean cuts
Displacement: High torque 24.5 cc engine
Handle: Loop
Special Features: Quietest hedge trimmer on market today; Better fuel economy compared to 2-stroke engines
Accessories: The ?EUR??,,????'??recommended?EUR??,,????'?? Shindaiwa 50:1 2-cycle mix = No Dipstick!
Warranty: 1-yr. commercial, 2-yr. consumer warranty Price: MSRP $469.00

Metabo Corp.

Model: Hs8365S
Horsepower: 2/3 hp
Weight: 8.5 lbs.
Type of blades: ?EUR??,,????'??Instant stop?EUR??,,????'?? blades, 30????? blade angle Length: 32?EUR??,,????'??
Special Features: Automatic safety clutch, hand guard, electrical shock safeguard; There are 3 ?EUR??,,????'??switches?EUR??,,????'?? on the trimmer, any 2 of which must be depressed to turn on the tool. This is a safety feature. One switch (red in color) is integrated into the front loop handle. A second is integrated into the top part of the rear handle(also red in color) and the third is at the rear center of the back handle. This 3rd switch is also red in color. Using the 2 rearward switches allows the operator a longer working ?EUR??,,????'??reach?EUR??,,????'??.
Warranty: 3-yr. if purchase is registered via web-site; 1-yr. unregistered
Price: MSRP $199.00

Stihl

Model: HS 81 T & HS 81 R Hedge Trimmer
Horsepower: .94 hp
Weight: 11.5 lbs. with 24?EUR??,,????'?? blade ; 11.9lbs with 30?EUR??,,????'?? blade
Type of blades: 24?EUR??,,????'?? or 30?EUR??,,????'?? ; Double sided, reciprocating
Displacement: 22.7 cc Handle: Rear Swivel Handle
Accessories: Optional ?EUR??,,????'??? HS Resin Remover and Blade Cleaner
Special Features: Standard ?EUR??,,????'??? Lightweight and well balanced design with low vibration levels, Rear swivel handle for improved comfort at various speeds, 24?EUR??,,????'?? or 30?EUR??,,????'?? double-sided blade lengths, Exhaust emissions directed away from the operator, Tip protector
Warranty: 2-yr. Personal, family, or household use, 1-yr. professional use
Price: MSRP $449.95
SOLO, Inc.
Model: 161 Hedge Trimmer
Horsepower: 1.2 hp
Weight: 12.5 lbs.
Type of blades: Counter-rotating and ground; top and bottom blades
Length: 24?EUR??,,????'??
Displacement: 29 cc
Handle: Bicycle
Special Features: Unique handle can be rotated to a 45????? angle or a 90????? angle and then locked into position to afford the easiest handling position when trimming hedges horizontally or vertically; magnesium gearbox deck.
Warranty: 2-yr. for commercial and residential use
Price: $479.99

Tanaka

Model: THT-210S
Horsepower: 1.1 hp
Weight: 11.0 lbs.
Type of blades: Double-sided, Dual Reciprocating
Length: 26?EUR??,,????'??
Displacement: 21 cc
Handle: 5-position Rear Handle
Special Features: S-Start Pull-force
Reduction system
Warranty: 1 yr. commercial
Price: $359.99
Vandermolen Corp.
Model: F1848Cr Hedge Trimmer
Weight: 10.7 lbs.
Type of blades: Double-sided Chrome
Length: 24?EUR??,,????'??
Displacement: 18.4 cc
Handle: Front loop and rear safety handle
Warranty: 90 days Commercial
Price: $369.95

Shindaiwa

Model: T3410 Trimmer
Horsepower: 1.4 hp
Weight: Dry weight 12.9 lbs.
Displacement: 34 cc
Handle: Loop handle
Accessories: An anti-vibration rubber grip rear handle for comfort and less fatigue, all-metal clutch and a built-in decompression feature for easier starting.
Special features: Bump-feed, speed-feed trimmer head; Walpro barrel valve carburetor for all position use; throttle response and fuel metering throughout entire rpm range; durable cylinder with 2-ring piston; solid steel splined mainshaft; low noise; excellent fuel economy; no dipstick with the Shindaiwa 50:1 2 cycle mix
Warranty: 1-yr. Commercial, 2-yr. Consumer
Price: MSRP $429.99

4M Inc.

Model: Hydraulic Model Grass trimmer
Horsepower: 3 hp
Type of blades: String
Length: 22?EUR??,,????'?? cut
Displacement: Hydraulic-powered
Handle: Mounted on deck
Accessories: Flow Control to control speed of head
Special Features: Deck-Mounted
Warranty: 1-yr
Price: $2000.00

Honda

Model: 142 Brushcutter
Horsepower: 2.6 hp
Weight: 18.29 lbs.
Type of blades: 3-Blade Star Cutter
Length: 30?EUR??,,????'??
Displacement: 40.7 cc
Handle: Bicycle
Accessories: Selection of blades, string line, shoulder strap
Special Features: New Vibration Isolation System; Maximum performance at lower revolutions
Warranty: 2-yr. for commercial and residential use
Price: $649.99

Power Points

400: Miles per hour, the rotation speed of trimmer tips. As a result eye and ear protection as well as boots, long pants and gloves should be worn when using trimmers.

Source: This Old House