☕ 如何选择最好的浓缩咖啡机：完整的购买指南

Espresso Machines: Understanding What Makes Real Espresso

Espresso machines range from $50 appliances to $3,000 prosumer setups, with the difference lying in pressure consistency, temperature stability, and brewing control. Understanding what separates genuine espresso from strong coffee helps navigate marketing claims toward machines that actually deliver café-quality shots.

What Espresso Actually Requires

True espresso needs specific parameters:

9 bar pressure: Industry standard for proper extraction. Less causes under-extraction; more causes channeling.

Water temperature: 195-205°F maintained throughout extraction. Temperature fluctuation ruins shots.

Fine grind: Much finer than drip coffee. Requires capable grinder.

Proper dose: 18-20 grams of coffee for double shot, precisely distributed and tamped.

The EUHOMY with built-in grinder and SHARDOR 20-bar machines aim to simplify this complexity.

Pressure Claims vs Reality

20-bar marketing requires context:

Why machines claim 20+ bar: Pump capability, not brewing pressure. Internal systems regulate down to 9 bar.

OPV (Over Pressure Valve): Quality machines limit brewing pressure to 9 bar regardless of pump rating.

Cheap machines: May actually brew at excessive pressure, causing bitter extraction.

What matters: Consistent 9-bar brewing pressure, not maximum pump pressure.

Machine Types

Espresso machines come in distinct categories:

Steam-driven: Cheapest. Uses steam pressure, not pump. Cannot produce real espresso—more like strong coffee.

Single boiler: One boiler for brewing and steaming. Must wait between espresso and milk steaming.

Heat exchanger: Simultaneous brewing and steaming. Better temperature stability.

Dual boiler: Separate boilers for each function. Best temperature control. Prosumer territory.

Most consumer machines under $300 are single boiler—adequate for espresso, requires patience for milk drinks.

Built-in Grinder Considerations

The EUHOMY includes an integrated grinder:

Convenience: Single appliance, consistent dosing, less counter space.

Compromises: Built-in grinders typically less adjustable than dedicated grinders.

Grind quality: Fresh grinding matters immensely for espresso—built-in beats pre-ground.

Upgrade path: Separate grinder allows upgrading one component at a time.

For beginners, built-in grinder machines provide good starting point without overwhelming complexity.

Portafilter Types

What holds coffee during brewing:

Pressurized (dual-wall) baskets: Forgiving of grind inconsistencies. Produces crema artificially. Good for beginners.

Non-pressurized (single-wall) baskets: Requires precise grind. Real crema from proper extraction. Barista standard.

Portafilter size: 54mm common in consumer machines, 58mm professional standard. Affects basket and accessory compatibility.

Milk Steaming Capability

For lattes and cappuccinos:

Steam wand types: Panarello (auto-frothing, easier, less control) vs traditional (manual technique, better microfoam).

Steam power: Weaker steam takes longer, makes frothy rather than silky milk.

Simultaneous brewing: Single boilers require heating transition between brewing and steaming.

Price Tiers Explained

What different budgets buy:

Under $150: Entry level. Pressurized baskets, basic steam, adequate for learning. The SHARDOR tier.

$150-400: Better build quality, some temperature stability features, transitional baskets.

$400-800: Prosumer features—PID temperature control, better build quality, commercial-style portafilters.

$800+: True prosumer. Dual boilers, rotary pumps, near-commercial capability.

Grinder Importance

Often more important than machine:

Why grinding matters: Espresso requires exact grind size. Pre-ground coffee can't be adjusted.

Blade grinders: Produce inconsistent particles. Unusable for espresso.

Burr grinders: Consistent particle size. Essential for quality espresso.

Budget recommendation: If choosing between better machine or better grinder, choose grinder.

Common Beginner Mistakes

What new espresso enthusiasts get wrong:

Pre-ground coffee: Stales quickly, can't adjust for machine. Use whole beans, grind fresh.

Cheap grinder: Inconsistent grind causes channeling and poor extraction.

Ignoring distribution: Uneven coffee in portafilter causes uneven extraction.

Insufficient tamping: Coffee needs consistent 30-pound tamp pressure.

Wrong expectations: Café drinks take practice. First shots won't match coffee shop quality.

Maintenance Requirements

Espresso machines need care:

Daily: Wipe steam wand immediately after use. Backflush (if applicable).

Weekly: Clean drip tray, empty grounds, wipe exterior.

Monthly: Descale based on water hardness. Clean group head.

Annually: Consider professional service for commercial-style machines.

Water Quality

Often overlooked factor:

Hard water: Causes scale buildup, damages machine, affects taste.

Soft water: Can cause corrosion. Some mineral content needed.

Filtered water: Good middle ground. Reduces scaling while maintaining taste.

Descaling: Essential maintenance regardless of water source.

Practical Recommendations

For espresso beginners: All-in-one with grinder (EUHOMY type). Learn basics without overwhelming complexity.

For those upgrading: Separate quality grinder plus mid-range machine. Better espresso than expensive all-in-one.

For milk drink enthusiasts: Prioritize steam wand capability. Weak steam frustrates latte lovers.

For pure espresso focus: Invest in grinder over machine. Grind quality matters more than machine features at entry level.

The key insight: espresso quality depends more on grind consistency and fresh beans than machine price. A $200 machine with great grinder beats $800 machine with blade grinder.

Frequently Asked Questions

购买浓缩咖啡机时，我应该注意什么？

关键因素包括构建质量、用户评论和物有所值。 顶级选配的 Euhomy Euhomy Espresso 咖啡机（带磨床的 4.6 分）展示了这一类别中的质量。

浓缩咖啡机通常要花多少钱？

价格从 74 美元到 1700 美元不等，大多数质量选项在 331 美元左右。 111 美元以下的预算选项可用于偶尔使用，而超过 497 美元的高级型号提供更好的耐用性和功能。

哪些浓缩咖啡机现在最受欢迎？

带磨床的 Euhomy 浓缩咖啡机目前以 18 条经过验证的评论获得 4.6 分的最高评价。 查看我们在 /best/espresso-machines 的完整比较以了解所有首选。