Still fumbling with physical keys in 2026? It’s time for an upgrade. A smart lock isn't just a gadget; it's the first line of defense and the ultimate convenience for your modern home. Whether you want to unlock your door with your Apple Watch or grant temporary access to a guest, the technology has never been more reliable.
In this guide, we compare the top 3 contenders for the best smart lock of 2026: the Schlage Encode Plus, the renter-friendly August Wi-Fi Smart Lock, and the versatile eufy Security C210. Let’s find out which one belongs on your front door.
📊 At a Glance: Smart Lock Comparison
| Feature | Schlage Encode Plus | August Wi-Fi (4th Gen) | eufy Smart Lock C210 |
|---|---|---|---|
| Unlocking Method | Apple Home Key, Code, Key | App, Auto-Unlock, Key | Fingerprint, Code, App, Watch |
| Installation | Full Replacement | Retrofit (Interior Only) | Full Replacement |
| Connectivity | Built-in Wi-Fi | Built-in Wi-Fi | Built-in Wi-Fi |
| Security Rating | ANSI Grade 1 (Highest) | Uses Existing Deadbolt | BHMA Grade 2 |
1. Schlage Encode Plus: The Gold Standard
The Schlage Encode Plus is arguably the most powerful smart lock on the market. Its standout feature is support for Apple Home Key, allowing you to unlock your door simply by tapping your iPhone or Apple Watch—even if your phone's battery is dead. It boasts the highest residential security rating (Grade 1), giving you total peace of mind.
- ✅ Apple Home Key: Seamless integration for iPhone users.
- ✅ Grade 1 Security: The toughest physical protection available.
- ✅ Built-in Wi-Fi: No extra hubs required for remote access.
2. August Wi-Fi Smart Lock (4th Gen): Best for Renters
If you live in an apartment or don't want to change your exterior keys, the August Wi-Fi Smart Lock is the perfect solution. It attaches to your existing deadbolt on the inside of the door. This means your outside lock looks exactly the same, but you gain full smart control, including auto-unlock as you approach the door.
- ✅ Retrofit Design: Keep your existing keys and exterior look.
- ✅ Auto-Unlock: Your door unlocks automatically as you arrive.
- ✅ Easy Install: Set it up in less than 10 minutes.
3. eufy Security C210: The Ultimate Versatility
The eufy C210 is a feature-packed beast that won't break the bank. It offers 5 different ways to unlock, including a fast and accurate fingerprint scanner. Like other eufy products, it emphasizes local security and no monthly fees, making it a perfect fit for the cost-conscious smart home enthusiast.
- ✅ Fast Fingerprint: Unlocks in under a second.
- ✅ 5-Way Access: Fingerprint, App, Keypad, Apple Watch, or Physical Key.
- ✅ Waterproof: IPX3 rating ensures it survives the elements.
💡 Final Verdict: Which Smart Lock is for You?
- Choose Schlage Encode Plus if: You are an Apple user who wants the highest possible security and the convenience of Home Key.
- Choose August Wi-Fi if: You are renting or simply want to keep your current exterior hardware and keys.
- Choose eufy Security C210 if: You want a budget-friendly lock with biometric fingerprint access and multiple entry options.