Which edger is best suited for beginners in gardening?

Product ⇅ Price ⇅ 长度（英寸） (in) ⇅ 手柄高度（英寸） (in) ⇅ 刀片长度（英寸） (in) ⇅ 重量（磅） (lb) ⇅ 可调角度 ⇅ 双手柄 ⇅
Razor-Back Half-Moon Turf Edger with Wood Handle
US 		£28.28 ≈ 56.5 in 56.5 in 9 in 2.5 lb — —

Forged steel half-moon blade with a forward-turned step and a hardwood 48-50 in handle for comfortable edging of straight or curved borders. Lightweight and durable, suited for homeowners and landscapers who need a manual edger for clean lawn and bed edges.

Sources:
Home Depot Ace Hardware Gardeners Edge
搜索购买:
亚马逊 沃尔玛 易贝 速卖通 京东 淘宝
Black+Decker LE760FF 2-in-1 String Trimmer/Edger & Trencher
US 		£81.15 ≈ — — 7.5 in 14.4 lb — —

Corded 12‑amp electric 2‑in‑1 edger and trencher with a 7.5 in blade and three depth settings for edging or shallow trenching. Suited to homeowners who want a lightweight, affordable tool for tidy edges and installing shallow landscape trenches.

Sources:
The Home Depot
搜索购买:
亚马逊 沃尔玛 易贝 速卖通 京东 淘宝
Greenworks 60V 8in Cordless Edger with Battery and Charger
US 		£134.00 ≈ 68 — 8 13.4 — —

Brushless 60V cordless edger with an 8 in steel blade, included 60V 2.0 Ah battery and charger, guided curb wheel and single-point depth adjustment. Suits homeowners who want a gas-equivalent edger without fumes or maintenance for yards up to about 2/3 acre.

Sources:
Greenworks Greenworks (alternate listing)
搜索购买:
亚马逊 沃尔玛 易贝 速卖通 京东 淘宝
EGO Power+ ST1511T 56V String Trimmer (edger capable)
US 		£148.15 ≈ 64.96-72.05 in 9.84 in 15 in 7.63 lb — —

15-inch POWERLOAD string trimmer with a telescopic aluminum shaft, POWERLOAD automatic line winding, brushless motor, and up to 45 minutes runtime with the included 56V 2.5Ah battery. Suits homeowners who want an easy-to-load, adjustable-height cordless trimmer that can be used for edging by turning the tool sideways.

Sources:
Ace Hardware Lowe's
搜索购买:
亚马逊 沃尔玛 易贝 速卖通 京东 淘宝