eufy Security Smart Lock C220 Fingerprint Deadbolt (T8506) vs ULTRALOQ Bolt SE Fingerprint Smart Deadbolt (UUL-BOLT-BK)
These are side-by-side facts taken from each product guide: published specifications, strengths and caveats as their sources state them. This page is not a test, a ranking or a verdict about which model is better.
eufy Security Smart Lock C220 Fingerprint Deadbolt (T8506)
Standard US deadbolt doors where guests need code or finger entry
A full deadbolt replacement with a fingerprint reader, keypad, built-in Wi-Fi and a physical key, running on eight AA batteries with a USB-C port on the outside for emergencies. eufy states BHMA Grade 3 certification after more than 100,000 cycles, plus IP53 and a wide temperature range.
Published specifications
- Maker: backset 2-3/8 in (60 mm) or 2-3/4 in (70 mm) by rotating the faceplate
- Maker: cross bore 2-1/8 in (54 mm), or 1-1/2 in (38 mm) with the spacer out
- Maker: door thickness 1-3/8 in (35 mm) to 55 mm; 1 in deep latch hole
- Maker: eight AA batteries, around eight months claimed; USB-C rescue port
- Maker: BHMA Grade 3 certified after more than 100,000 cycles; IP53
- Maker: -22F to 158F operating range; two keys supplied
Strengths
- USB-C port on the exterior face powers the lock if the batteries die
- Maker publishes full door measurements in both inches and millimetres
- Fingerprint, keypad, key, app, watch and voice all documented
Caveats
- The keyway can be copied but cannot be rekeyed, per the guide
- Setup requires a eufy Security account with no documented alternative
- Round latch recesses need a faceplate that is not in the box
Read the full eufy Security Smart Lock C220 Fingerprint Deadbolt (T8506) guide
ULTRALOQ Bolt SE Fingerprint Smart Deadbolt (UUL-BOLT-BK)
Standard US doors in a Matter or Apple Home household
A fingerprint and keypad deadbolt with app access, virtual key sharing and a physical key, on four AA batteries. The maker offers it in Matter over Thread and Wi-Fi forms with different battery figures for each, and its exterior assembly is weather-rated while the interior half is explicitly indoor only.
Published specifications
- Maker: door thickness 1-3/8 to 2-1/4 in (35-57 mm); 2-1/8 in main bore
- Maker: backset 2-3/8 in or 2-3/4 in; 1 in edge hole; 1 in latch depth
- Maker: four AA batteries; 8 months to 1.5 years by mode and chemistry
- Maker: exterior assembly rated IP54 in copy and IP65 in the spec block
- Maker: exterior -4F to 149F, interior 14F to 131F, indoor use only
- Listing: up to 50 fingerprints and 50 passcodes; 2.4 GHz Wi-Fi only
Strengths
- Maker prints a five-step door check with exact bore and backset figures
- Matter over Thread option is offered, with a Thread border router required
- Fingerprint, code, app, watch, voice and a physical key are all listed
Caveats
- The guide says alkaline only while the longest battery claims use lithium
- The same maker page states IP54 in copy and IP65 in its specifications
- Matter needs a Thread border router and no door sensor is included
Read the full ULTRALOQ Bolt SE Fingerprint Smart Deadbolt (UUL-BOLT-BK) guide
How to choose between them
Choose the eufy Security Smart Lock C220 Fingerprint Deadbolt (T8506) if your situation matches: Standard US deadbolt doors where guests need code or finger entry. Its main caveat: The keyway can be copied but cannot be rekeyed, per the guide.
Choose the ULTRALOQ Bolt SE Fingerprint Smart Deadbolt (UUL-BOLT-BK) if your situation matches: Standard US doors in a Matter or Apple Home household. Its main caveat: The guide says alkaline only while the longest battery claims use lithium.
Both entries repeat what each guide records. Confirm the model, included parts and availability on the current listing before ordering.
Primary sources
- eufy product page for the Smart Lock C220 (T8506111) Source for eufy Security Smart Lock C220 Fingerprint Deadbolt (T8506)
- eufy Smart Lock C220 quick start guide, supplied with the listing Source for eufy Security Smart Lock C220 Fingerprint Deadbolt (T8506)
- ULTRALOQ product page for the Bolt SE Source for ULTRALOQ Bolt SE Fingerprint Smart Deadbolt (UUL-BOLT-BK)
- ULTRALOQ Bolt SE user guide, supplied with the listing Source for ULTRALOQ Bolt SE Fingerprint Smart Deadbolt (UUL-BOLT-BK)
Primary sources checked .