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PetSafe
PetSafe SmartDoor Connected Electronic Pet Door
$349.99Cheaper
Best Electronic Pet Doors · head-to-head
PetSafe SmartDoor Connected Electronic Pet Door vs High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount)
A sourced, side-by-side comparison. PetSafe SmartDoor Connected Electronic Pet Door is cheaper at $349.99. Every spec and price links to its source.
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High Tech Pet
High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount)
$474.99
Which is better: the PetSafe SmartDoor Connected Electronic Pet Door or High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount)?
On the specs we track, they're closely matched. The PetSafe SmartDoor Connected Electronic Pet Door is the cheaper at $349.99.
See PetSafe SmartDoor Connected Electronic Pet Door on Amazon See High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) on Amazon
As an Amazon Associate we earn from qualifying purchases. Prices verified at capture; live price may differ.
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | PetSafe SmartDoor Connected Electronic Pet Door | High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) |
|---|---|---|
| US price | $349.99 | $474.99 |
| Brand | PetSafe | High Tech Pet |
| Released | — | — |
| Activation type | Pet Door Key (collar tag) on both sizes, or microchip (Medium size only; reads FDX-B/15-digit, FDX-A/10-digit, AVID H, and AVID Encrypted formats) | Ultrasonic pet-worn collar key (waterproof MS-5 transmitter) with directional sensing that responds only to direct approach — not microchip |
| Flap opening | Medium 7.1 in W x 7.8 in H; Large 11.9 in W x 16.1 in H | 12.25 in W x 16 in H |
| Door wall thickness | Non-metal doors up to 2 1/4 in thick; metal doors up to 1 3/4 in with adaptor; multi-pane glass up to 1 3/4 in (Medium only) | — |
| Battery type | Medium: 4 x C-cell alkaline; Large: 4 x D-cell alkaline (or optional SmartDoor Power Adaptor, sold separately) | AC adapter (110V) standard; optional rechargeable battery backup available as an add-on |
| Locking modes | Remote lock/unlock via My PetSafe app, multi-point locking mechanism, individual per-pet schedules | 4 settings: full access, in-only, out-only, closed & locked |
| Pets supported max | — | 1 |
| Weatherproofing | Dynamic weather sealing | "100% airtight" wind/weatherproof seal rated for hurricane-force winds |
| Curfew timer | Yes | No |
Sources — PetSafe SmartDoor Connected Electronic Pet Door: petsafe.com (verified 2026-08-05). High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount): hitecpet.com (verified 2026-08-05).
What's the difference between the PetSafe SmartDoor Connected Electronic Pet Door and High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount)?
Where the two actually differ on the specs we track (6 of 8). Matching specs are omitted.
- Activation type: PetSafe SmartDoor Connected Electronic Pet Door Pet Door Key (collar tag) on both sizes, or microchip (Medium size only; reads FDX-B/15-digit, FDX-A/10-digit, AVID H, and AVID Encrypted formats) vs High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) Ultrasonic pet-worn collar key (waterproof MS-5 transmitter) with directional sensing that responds only to direct approach — not microchip
- Flap opening: PetSafe SmartDoor Connected Electronic Pet Door Medium 7.1 in W x 7.8 in H; Large 11.9 in W x 16.1 in H vs High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) 12.25 in W x 16 in H
- Battery type: PetSafe SmartDoor Connected Electronic Pet Door Medium: 4 x C-cell alkaline; Large: 4 x D-cell alkaline (or optional SmartDoor Power Adaptor, sold separately) vs High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) AC adapter (110V) standard; optional rechargeable battery backup available as an add-on
- Locking modes: PetSafe SmartDoor Connected Electronic Pet Door Remote lock/unlock via My PetSafe app, multi-point locking mechanism, individual per-pet schedules vs High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) 4 settings: full access, in-only, out-only, closed & locked
- Weatherproofing: PetSafe SmartDoor Connected Electronic Pet Door Dynamic weather sealing vs High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) "100% airtight" wind/weatherproof seal rated for hurricane-force winds
- Curfew timer: PetSafe SmartDoor Connected Electronic Pet Door true vs High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) false