Robot Mower Accessories Guide — What's Worth Buying

MA MowAutonomous Editorial Team · Updated 2026-06-23 · 10 min read

Once you've bought a robot mower, you'll be tempted by a range of accessories — garages, anti-theft GPS trackers, replacement blades, solar panels, and more. Some are genuinely useful; others are a waste of money. This guide covers the accessories worth buying and the ones to skip.

Must-Have Accessories

These accessories are worth buying for every robot mower owner: (1) Mower garage ($100-$300) — protects the charging station from sun and rain, extends the life of your $2,000+ mower significantly. (2) Spare blades ($15-$40 per set) — keep 2-3 sets on hand so you're never waiting for replacements. (3) Anti-theft GPS tracker ($30-$80, plus $10-$30/month subscription) — essential if your mower doesn't have built-in GPS. (4) Outdoor smart plug ($20-$40) — lets you schedule charging station power and monitor electricity usage.

Nice-to-Have Accessories

These accessories are worth considering depending on your situation: (1) Solar panel charger ($100-$300) — charges the mower's battery during the day, most cost-effective in sunny climates. (2) Extended warranty ($100-$300) — worth it for premium mowers ($2,500+) since repairs can be expensive. (3) Spare battery ($150-$400) — useful for large lawns where you want to swap batteries mid-mow. (4) Wheel chains or traction aids ($30-$60) — useful for hilly lawns in wet conditions. (5) Charging station cover ($20-$50) — alternative to a full garage if you want cheaper protection.

Accessories to Skip

These accessories are generally not worth the money: (1) Voice assistant integration kits — fun for the first week, useless thereafter. (2) Premium blade 'upgrades' — standard replacement blades are fine; 'titanium-coated' or 'extended-life' blades rarely justify the premium. (3) Brand-specific cleaning kits — a brush and compressed air work just as well. (4) Extended-range RTK antennas — only needed if you have a massive property (5+ acres); for typical lawns, the included antenna is fine. (5) Custom mower skins and decals — purely cosmetic, no functional benefit.

Mower Garages: A Closer Look

A mower garage is the single best accessory you can buy. It protects the charging station (and the mower when it's charging) from direct sun, rain, and snow. This extends the life of the charging station electronics significantly — most charging stations last 5+ years with a garage vs. 2-3 years without. Garages typically cost $100-$300 depending on brand and material. Look for: (1) Weather-resistant material (UV-stabilized plastic or powder-coated metal). (2) Adequate ventilation (to prevent condensation). (3) Easy access for maintenance. (4) Compatibility with your specific mower model.

Anti-Theft GPS Trackers: A Closer Look

If your mower doesn't have built-in GPS (most RTK-GPS mowers do, but budget mowers may not), an aftermarket GPS tracker is a worthwhile investment. Look for: (1) Magnetic mounting (easy to attach to the mower). (2) Long battery life (1-2 weeks between charges). (3) Mobile app with real-time tracking. (4) Geofence alerts (notified if the mower leaves your property). Popular options include Tracki ($30) and LandAirSea 54 ($50), both with $20-$30/month subscriptions.

Replacement Blades: A Closer Look

You'll replace your mower's blades every 1-3 months depending on lawn size and grass type. Stock up so you're never waiting for replacements. Look for: (1) OEM blades (from the mower manufacturer) — guaranteed compatibility, slightly more expensive. (2) Quality aftermarket blades — often 30-50% cheaper than OEM, comparable quality. Avoid: (1) No-name Chinese blades — often softer metal that dulls quickly. (2) 'Universal' blades — robot mower blades are not universal; always buy blades specific to your mower model.