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A market turns: flagship devices of 2026 leave the cloud behind

The global smart lock market is undergoing a decisive shift — a growing number of major brands have placed "biometric data processed locally, never uploaded" at the centre of their product pitches this year. Mordor Intelligence projects the worldwide smart lock market will reach approximately $3.72bn in 2026, expanding at a compound annual rate of around 15%. Across the products unveiled between CES and Computex this year, on-device AI processing has moved from a differentiator to a shared trajectory among flagship devices.

Eufy introduced three FamiLock models in June: the E40 with facial recognition ($299.99), the E35 with palm vein scanning (approximately $300), and the entry-level fingerprint-based E32 ($139.99). CNET reported that all biometric data across the series is processed entirely on-device and never transmitted to the cloud. The Verge confirmed in its review that all three models support the Matter protocol, enabling cross-platform use with Apple Home, Google Home, Alexa, and SmartThings.

SwitchBot followed closely, releasing its Lock Vision series in May. According to 9to5Mac, the device employs 3D structured-light technology similar to that used in Apple's Face ID, projecting over 20,000 infrared dots to construct a facial depth map and storing all biometric data locally with AES-128 encryption. Gizmodo noted that the upgraded Lock Vision Pro goes further, combining facial recognition with palm vein scanning in a single unit and offering direct Matter-over-WiFi connectivity without the need for an additional hub.

TCL unveiled its D2 Pro palm-vein smart lock at CES this year — priced at $189, using the Matter-over-Thread protocol, with a local AI engine handling palm vein recognition on the device itself. DESLOC introduced the K120 model ($169.99) at the same event, featuring what the company calls a "GPTfinger" algorithm; the firm says it dynamically adapts to age-related changes, wear, or dryness in fingerprints, with all biometric templates stored locally on the lock.

Privacy anxiety reshapes the roadmap: from the Ring controversy to industry self-discipline

On-device AI processing did not become a consensus by accident. Consumer unease about biometric data being sent to the cloud has been building for years — Amazon's Ring doorbell has faced sustained scrutiny over video privacy and its use of data for AI training. Regulators are also tightening oversight: China's State Administration for Market Regulation reported on 4 June that 32.69% of electronic door locks sold online failed to meet safety standards.

Kneron delivered a benchmark security result in February 2026. Its Face Recognition Module v1.0 was independently tested by Fime, an NVLAP-accredited laboratory (lab code 600365-0), against two international standards — ISO/IEC 30107 and ISO/IEC 19795. The outcome was a clean sweep of zeros: 0% false acceptance rate, 0% false rejection rate, and 0% spoofing success rate. All 12 attack vectors — including printed photographs, screen replays, paper masks, multi-layer composite masks, full 3D-printed head models, and hooded masks — were successfully blocked. The module runs on Kneron's proprietary NPU edge-AI chip, performing all recognition on-device with no internet connection required; the company says a single pair of AA batteries can power it for roughly 350 days. Biometric Update described the result as a rare instance of independent third-party validation at the consumer-lock level.

In parallel, the Connectivity Standards Alliance formally published the Aliro 1.0 specification between February and March 2026. According to analysis by ABI Research, Aliro does not replace Matter but complements it — Aliro handles short-range digital-key interactions such as tap-to-unlock via NFC, Bluetooth, and UWB, while Matter manages remote control and smart-home automations. Nuki's Keypad 2 NFC became the first consumer device to receive Aliro certification. As the two standards advance together, cross-brand compatibility for smart locks is expected to improve, reducing the risk that consumers are locked into a single ecosystem based on their choice of smartphone.

Costs break downward: sub-$200 palm-vein locks set to become the norm

Cost reduction is the second major force driving the spread of on-device AI. A teardown report published by TechInsights in June found that the Philips 5000 Series palm-vein smart lock has the lowest manufacturing cost among leading brands — roughly 45% lower than the Lockly Visage Zeno ($350) and approximately 68.5% lower than the Lockin Veno Pro. As the hardware costs for palm-vein recognition continue to fall, a technology once largely confined to premium commercial access control is steadily entering the consumer market below the $200 threshold.

The evidence is already in the shops. The TCL D2 Pro ($189), Eufy FamiLock E35 (around $300), SwitchBot Lock Vision Pro ($229.99), and DESLOC K140 Plus (under $200) all launched in the first half of 2026, clustering palm-vein and face-plus-vein combos around the $200 mark.

As on-device AI processing shifts from a marketing claim to a baseline expectation among flagship products — and as internationally certified security modules enter more OEM supply chains — the industry's next competitive battleground will move beyond the simple question of "cloud or no cloud" and into the finer grain of on-device processing power, battery life, cross-platform interoperability, and user experience. Judged across every metric, 2026 is shaping up to be the year the smart lock graduates from connected gadget to privacy-first AI terminal.