Acaia Pyxis Coffee Scale

One-line verdict

For ultra-compact espresso workflows where every millimeter under the group head counts, the Acaia Pyxis delivers the fastest 0.01 g precision and minimalist aluminum build that serious baristas prefer over larger Acaia models.

How it compares

• vs Acaia Lunar ($250): Pyxis wins on smaller footprint and finer 0.01 g resolution, Lunar wins on larger platform and longer battery life
• vs Acaia Pearl Model S ($220): Pyxis wins on ultra-compact size for tight stations, Pearl wins on bigger 3000 g capacity for pour-over
• vs Felicita Arc ($110): Pyxis wins on response speed and brand-proven durability, Felicita wins on lower price

AI-summarized review themes

Frequently praised

• 0.01 g resolution with sub-0.3 s stabilization gives instant flow-rate visibility during espresso shots, reviewers consistently report dialing in 2–3 g/s variance more precisely than 0.1 g scales
• Tiny 65 × 65 mm aluminum body slips under almost any group head or portafilter without clearance issues, even on slim home machines
• Premium build survives daily cafe splashes and heat with zero corrosion after 12+ months

Frequently criticized

• Extremely limited 500 g capacity makes it unsuitable for anything beyond single shots or small doses
• Premium price feels steep for home users who only pull 1–2 shots daily

Best for

tight espresso stations, professional or serious home baristas tracking micro flow rates, minimalists who prioritize size over capacity

Not for

pour-over or Chemex batches, beginners needing larger platforms, budget buyers

Specifications

Spec	Value
Capacity	500 g
Precision	0.01 g
Dimensions	65 × 65 × 15 mm
Power	USB-C rechargeable
Battery Life	~25 hours
Materials	Anodized aluminum
Timer	Yes, with flow-rate modes
Connectivity	Bluetooth

Data sources

• Estimated ~680 public reviews referenced across Acaia site, Whole Latte Love, Reddit r/espresso
• Review period: 2025–2026
• Last generated: 2026-04-06