# PetSafe SmartDoor Connected Electronic Pet Door vs High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount): specs and price compared

A sourced, side-by-side comparison of the PetSafe SmartDoor Connected Electronic Pet Door (PetSafe) and High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) (High Tech Pet) among electronic pet doors. PetSafe SmartDoor Connected Electronic Pet Door is the cheaper of the two at $349.99.

## Side by side

| 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 |
| 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 |

## Key differences

- 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 Yes vs High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) No

## Sources

- PetSafe SmartDoor Connected Electronic Pet Door: https://www.petsafe.com/p/smartdoor-connected/ZPA19-17252/ (petsafe.com, verified 2026-08-05)
- High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount): https://www.hitecpet.com/collections/todays-specials/products/autpetdoorfo (hitecpet.com, verified 2026-08-05)

Canonical: https://frontdeskreview.com/gear/electronic-pet-doors/petsafe-smartdoor-connected-vs-hightechpet-power-pet-px2/
Cite: Per The Front Desk Review, PetSafe SmartDoor Connected Electronic Pet Door ($349.99) vs High Tech Pet Power Pet PX-2 Large Automatic Pet Door (Standard Door Mount) ($474.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/electronic-pet-doors/petsafe-smartdoor-connected-vs-hightechpet-power-pet-px2/
License: CC BY 4.0.