8 Best Deadbolts: Top-Rated Door Locks Tested in 2025

Main highlights

Main highlights

Main highlights

Main highlights

• Medeco patented technology. #1 Rated Deadbolt.
• Uses key outside - thumb turn inside.
• No unauthorized key duplication.
• Bump and pick proof.
• Locks are keyed different.

Main highlights

• IDEAL USE: Deadbolt thrown or retracted by key from outside or by inside turn unit; perfect for use on entry doors with 2 bore holes as additional layer of security; includes lockset and 2 keys.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
• ADVANCED SECURITY FEATURES: Ideal for front doors and exterior entrances where security and style are needed; includes industry-leading 1-inch deadbolt with hardened steel spinning pin, anti-drill plates and anti-pick pins to help protect against attacks
• CERTIFIED HIGHEST SECURITY: Premium metal construction and quality craftsmanship for everyday strength and peace of mind; Grade 1/AAA certified BHMA rating for Security, Durability and Finish
• EASY INSTALLATION: Self-aligning screw holes make installation hassle-free; everything included to upgrade existing double bore hole doors, such as exterior doors with keyed security, yourself with only a screwdriver; fits right and left handed doors
• HASSLE-FREE FIT: Universal latch slides easily into place without tools to fit standard doors with 2-3/8" or 2-3/4" backset; fits door thickness 1-3/8" to 1-7/8"; includes integrated strike reinforcer with 3" screws to help protect against kick-in attacks
• TRUSTED WARRANTY: Schlage locks are backed by a limited lifetime mechanical and finish warranty, and a 3-year electronics warranty; see Schlage warranty for full details

Main highlights

Main highlights

Main highlights

• Easy to install in about an hour！Wear-free keypad material, no clues left for thieves, higher security. Does not lock automatically (This can be a pro or con depending on your needs)
• Slight adjustment to door knob cutout may be needed to accommodate width of lock(Borehole can not less than 1-15/16"). For double bores standard door, this lock must install on the above bore. Size 5-1/2" x 3-1/4", Maximum borehole diameter 2-1/8"
• Suitable for standard prepared doors, maximum borehole diameter 2-1/8" (Suitable for wood or metal door thickness of 35-50mm/1.38-1.96inch), works both left/right handed and inward/outward opening doors.
• 100% Mechanical (no risk of low battery), Stainless Steel deadbolt lock is extra hard (304), you can use passcode or key to lock it, or both, very difficult to pry open.Made of stainless steel #304, enhanced anti-corrosion surface treatment , features 5-15 times higher than zinc material.
• Replace Any Lockset, Neatly & Easily . Combination can be 4-8 digits (no repeats) with tumblers providing over 8,000 options. Please refer to the installation video. Please be noted that the combination code can be used in any order.