ComMarker B4 vs Commarker B6 30W — Which Should You Buy?

Side-by-side specs, settings, and decision guide. Both have community-tested settings for 22 shared materials.

ComMarker B4: $1,399 vs Commarker B6 30W: $1,599 — prices as of 2026, check retailer for current pricing.

Considering this machine?

See the latest price for the ComMarker B4

Check Price →

Affiliate link — we may earn a small commission at no extra cost to you.

Which one should you buy?

Pick the Commarker B6 30W if you want: more cutting power (30W vs 20W).

ComMarker B4

Price
$1,399

Power
20W

Laser Type
fiber

Software

EzCad2LightBurn

Buy ComMarker B4 →

Commarker B6 30W

Price
$1,599

Power
30W

Laser Type
fiber

Software

EzCad2LightBurn

40 settings for ComMarker B437 settings for Commarker B6 30W

Settings Comparison

Material · Operation	ComMarker B4	Commarker B6 30W
Aluminum Dog Tagengrave	1800 mm/s · 28%	—
Aluminum Keychainengrave	1800 mm/s · 28%	2200 mm/s · 25%
Anodized Aluminumengrave	2000 mm/s · 25%	2500 mm/s · 20%
Bare Aluminumengrave	1600 mm/s · 30%	2000 mm/s · 28%
Black Anodized Aluminumengrave	2200 mm/s · 22%	2800 mm/s · 18%
Black Oxide Stainless Steelengrave	900 mm/s · 65%	—
Brassengrave	1500 mm/min · 75%	1500 mm/min · 75%
Carbon Steelengrave	—	1500 mm/min · 85%
Coated Stainless Steel Tumblerengrave	1000 mm/s · 55%	1200 mm/s · 50%
Powder Coated Aluminumengrave	700 mm/s · 70%	900 mm/s · 65%
Powder Coated Steelengrave	600 mm/s · 75%	800 mm/s · 70%
Slateengrave	500 mm/s · 80%	600 mm/s · 75%
Stainless Steel Business Cardengrave	900 mm/s · 60%	1100 mm/s · 55%
Stainless Steel Tumblerengrave	800 mm/s · 70%	1000 mm/s · 65%
Stainless Steelengrave	150 mm/s · 80% · 2× passes	100 mm/s · 90% · 3× passes
Titaniumengrave	—	1200 mm/min · 65%
Aluminum Dog Tagmark	500 mm/s · 70%	—
Anodized Aluminummark	1500 mm/s · 80%	2000 mm/s · 80%
Bare Aluminummark	500 mm/s · 70%	—
Black Anodized Aluminummark	2000 mm/s · 100%	2000 mm/s · 100%
Brassmark	1500 mm/s · 40%	1800 mm/s · 35%
Carbon Steelmark	900 mm/s · 65%	—
Chrome Plated Steelmark	1200 mm/s · 45%	1500 mm/s · 40%
Coated / Powder Coated Steelmark	500 mm/s · 60%	600 mm/s · 60%
Coppermark	800 mm/s · 65%	1000 mm/s · 60%
Gold-Filled Jewellerymark	1200 mm/s · 30%	1400 mm/s · 25%
Nickel Plated Steelmark	1100 mm/s · 45%	1300 mm/s · 42%
Silver Jewellerymark	1000 mm/s · 35%	1200 mm/s · 30%
Stainless Steel Dog Tagmark	1000 mm/s · 55%	—
Stainless Steel Keychainmark	1000 mm/s · 55%	—
Stainless Steel Knife Blademark	950 mm/s · 60%	1100 mm/s · 55%
Stainless Steelmark	1000 mm/s · 60%	1200 mm/s · 55%
Titaniummark	800 mm/s · 50%	1000 mm/s · 45%
Zippo Lighter (Chrome)mark	1200 mm/s · 40%	1400 mm/s · 38%

All ComMarker B4 settings →All Commarker B6 30W settings →

Frequently Asked Questions

Which is better, the ComMarker B4 or Commarker B6 30W?

It depends on your use case. ComMarker B4 is 20W fiber. Commarker B6 30W is 30W fiber. See the decision guide and side-by-side specs above.

What materials can both the ComMarker B4 and Commarker B6 30W cut or engrave?

Both machines have community-tested settings for 22 shared materials. The settings table above lists every material with side-by-side speed, power, passes, and air assist values for direct comparison.

Is the Commarker B6 30W (30W) much faster than the ComMarker B4 (20W)?

Higher wattage typically means faster cutting and the ability to cut thicker material in fewer passes. The Commarker B6 30W (30W) cuts thicker material in single passes and engraves at higher speeds than the ComMarker B4 (20W). For raster engraving the difference is smaller because surface engraving is limited by mechanical scan speed.

Popular Comparisons

xtool s1 vs glowforge pro xtool s1 vs xtool p2 omtech 40w co2 vs glowforge basic sculpfun s30 pro vs xtool s1 commarker b4 vs jpt mopa 30w fiber xtool f1 vs commarker b4

Settings are community-contributed and may not reflect your exact machine configuration or material batch. Always test on scrap first. Some links are affiliate links — we may earn a small commission at no extra cost to you.

What Makers Say

★★★★★5.0· 6 reviews

View all on Etsy →

★★★★★

"Used it with a Glowforge — engraved beautifully with no changes. I will be purchasing more digital downloads from this shop."

— Anna

★★★★★

"I was struggling with lining up my NFC business cards. I was able to not only line them up much better but also do multiple cards at once — making that job so much easier."

— Camp

★★★★★

"Excellent quality and design. Cut clean and neat!"

— LYNN

★★★★★

"Great jigs. Appreciate the time saved not having to build this from scratch!"

— Bruce

★★★★★

"Excellent quality. Item as described. Expectations exceeded."

— Michael

★★★★★

"This template made my slate coasters so much easier. 4×4 coasters from Michaels drop in easily and are easy to remove. Def worth it."

— chris

Leave a review →