Our Verdict
COWSAR Wins

Its dual boiler and PID ensure superior temperature stability and simultaneous brewing/steaming, crucial for quality espresso. Choose Chefman for a lower price and specified 58mm portafilter, accepting thermoblock limitations.
Bottom Line: COWSAR is the better choice. Its dual boiler and PID ensure superior temperature stability and simultaneous brewing/steaming, crucial for quality espresso.
Key Differences
The most significant spec differences at a glance
Pump Pressure
40% lessWater Reservoir
6% lessAdvantages
Where each product wins
Chefman
- Pump Pressure: 40% higher (9.0 vs 15.0)
- Water Reservoir: 6% higher (95.0 vs 101.442)
Who Should Buy Which?
Find the right product for your needs
Buy COWSAR if...
COWSAR Espresso Machine with
The COWSAR Espresso Machine is ideal for the serious home barista who prioritizes professional-level espresso quality and an efficient workflow. If you value precise temperature stability, consistent extraction (thanks to its 9-bar pump and PID), and the ability to steam milk and brew coffee simultaneously with its dual boiler, this machine is for you. Those who don't mind a larger commercial-style footprint and are willing to invest more for advanced features will find the COWSAR a rewarding choice for crafting perfect lattes and cappuccinos.
Buy Chefman if...
Chefman Crema Supreme 15
The Chefman Crema Supreme is perfect for espresso enthusiasts seeking a comprehensive, all-in-one solution at a more budget-friendly price point. If you appreciate the convenience of an integrated grinder with 30 settings, a large 3L removable water tank, and a standard 58mm portafilter for versatility, this machine is a strong contender. It's suitable for users who want good espresso and frothed milk without needing the absolute highest temperature precision or simultaneous brewing/steaming capabilities offered by a dual boiler.
Spec Comparison
9 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $400 | $275 |
| Rating | 4.5(28) | 4.2(370) |
| Boiler Type | dual | thermoblock |
| Pump Pressure Bars | 9 | 15 |
| Portafilter Size mm | — | 58 |
| Steam Wand | Yes | Yes |
| Grinder Included | Yes | Yes |
| Water Reservoir oz | 95 | 101.44 |
| PID Temperature Control | Yes | — |
| Weight | — | 21.8 lbs |
| Dimensions | — | 13.39" × 16.34" × 16.14" |
Swipe horizontally to see all columns
Pros & Cons
Quick overview of strengths and weaknesses
COWSAR Espresso Machine
- Simultaneous brewing and steaming possible.
- Integrated grinder offers precise grind control.
- PID maintains stable brew temperature.
- 95oz water tank reduces frequent refilling.
- Integrated grinder means less modularity.
- Dual boiler system adds mechanical complexity.
- Commercial unit implies larger size for home use.
Chefman Crema Supreme
- Integrated grinder offers 30 grind settings.
- 15-bar pump for effective espresso extraction.
- 3-liter removable water tank reduces refills.
- 58mm portafilter with single or double shot.
- Large footprint: 13.39"W x 16.34"H.
- 21.8 lbs weight limits easy repositioning.
- Thermoblock boiler may lack precise temp stability.
Frequently Asked Questions
Common questions about this comparison
What's the main difference in boiler type?
The COWSAR features a dual boiler for stable temperature control and simultaneous coffee brewing and milk frothing. The Chefman uses a thermoblock, which heats faster but may offer less temperature consistency for multiple back-to-back shots.
Which machine has better pump pressure for espresso?
Chefman has a 15-bar pump, while COWSAR uses a 9-bar pump. While 15 bars is often advertised, 9 bars is generally considered the ideal pressure for optimal espresso extraction, ensuring a balanced and flavorful shot.
Is the COWSAR's higher price justified?
Yes, if you prioritize professional-grade workflow and consistent shot quality. Its dual boiler system and PID temperature control are premium features that significantly enhance the brewing experience and are typically found in more expensive machines.
How do the integrated grinders compare?
The Chefman offers 30 distinct grind settings, allowing precise customization for various coffee types. The COWSAR also includes an integrated grinder with precise control, but the exact number of settings is not specified in its details.
Explore Other Categories
Popular comparisons across the site
Ask AI
Get instant answers about specs
Get the Deets
Ask our AI assistant
Ask Deets anything!




























![[AI Movin 2.0 OS/2000 ANSI/Official-Apps] Outdoor-Projector-4k with WiFi and Bluetooth, 35W DoIby Audio, AI Auto Focus with HDR10+, Lisowod 4k Support Portable Smart Proyector Compatible with Netflix](/_next/image?url=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F412AhXFw3dL._SL500_.jpg&w=3840&q=75)