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Genmitsu 4040-PRO CNC Router vs Genmitsu 4040-PRO MAX CNC Router

Buy the 4040-PRO MAX if you plan to cut aluminum, harder woods or thick stock, or if you want a machine that stays rigid under heavy loads. Buy the standard 4040-PRO if you mainly carve wood and want the lighter, simpler machine with a 75W spindle that owners say handles everyday projects well. The MAX adds a 710W spindle, a reinforced spoilboard and 100mm pass height; the PRO keeps the same 400x400x78mm work area in a lighter 20.8kg frame. Owners of the PRO praise its rigidity and mod-ability, and the MAX is the same platform with the weak points addressed.

  • Choose the Genmitsu 4040-PRO if you are carving wood and soft materials, want a lighter machine that is easy to move and modify, and do not need to cut aluminum or thick stock.
  • Choose the Genmitsu 4040-PRO MAX if you plan to mill aluminum, hardwoods or tall workpieces, or want a stiffer spoilboard and a spindle that will not bog down on long jobs.

Prices

  • Genmitsu 4040-PRO CNC Router: $409.00 at Amazon (last seen Nov 9)
  • Genmitsu 4040-PRO MAX CNC Router: $959.00 at Amazon (last seen Nov 9)
  • Difference: the Genmitsu 4040-PRO CNC Router is $550.00 cheaper than the Genmitsu 4040-PRO MAX CNC Router at the latest prices (Nov 9)
Genmitsu
Genmitsu 4040-PRO CNC Router Machine

Genmitsu 4040-PRO CNC Router

Genmitsu 4040-PRO CNC Router Machine

4.8(4 ratings)
$409.00at AmazonChecked 4 h ago
See all prices and details
Visit Amazon

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Pros
  • Light enough for one person to move and store
  • 32-bit controller and limit switches, e-stop and photoelectric Z-probe included
  • Screw drives hold position better than belt drives
  • Owners report easy spindle and collet upgrades and many mods
  • 15-minute assembly with locating pins
Cons
  • 75W spindle struggles with aluminum and hardwoods
  • Standard MDF bed can sag under heavy loads
  • No digital spindle display
  • Lower Z clearance limits thick stock and rotary setups
Genmitsu
Genmitsu 4040-PRO MAX

Genmitsu 4040-PRO MAX CNC Router

Genmitsu 4040-PRO MAX

$959.00at AmazonChecked 4 h ago
See all prices and details
Visit Amazon

As an Amazon Associate, Deal.ai earns from qualifying purchases.

Pros
  • 710W spindle cuts aluminum and hardwoods without bogging down
  • 100mm pass height fits thick stock and rotary add-ons
  • Reinforced spoilboard with aluminum support bar stays flat under load
  • SBR16 rails and upgraded motion system improve accuracy
  • Digital spindle display for setting rpm
Cons
  • Heavier at about 24kg, harder to move alone
  • Offline controller sold separately
  • Only the Y-axis extension kit fits, not the X-axis kit
  • More machine than a wood-only hobbyist needs

What separates them

Genmitsu 4040-PRO CNC RouterGenmitsu 4040-PRO MAX CNC Router
Spindle power75W spindle, 10,000 rpm rated710W spindle with digital display, 6,500 to 30,000 rpm
Z-pass height78mm active Z area, standard clearance100mm pass height, about 40% more clearance for thick stock and rotary add-ons
Spoilboard and rigidityMDF bed on a steel HSS frame with dual Y-axis railsReinforced MDF bed with a central aluminum support bar and T-tracks to stop sagging
Motion systemDual 16mm HSS linear tubes with lead screw drives on each axisSBR16 linear rails with an upgraded motion system
Weight and portabilityAbout 20.8kg, easier to lift and storeAbout 24kg, heavier and stiffer
ExpansionSupports an optional 4th-axis rotary module, laser port, air pump port and MPG portSupports Y-axis extension kit (not X-axis), four-axis modules, Wi-Fi modules and relays
Controller32-bit controller includedOffline controller sold separately
AssemblyMain parts pre-assembled with locating pins, about 15 minutesSame pre-assembled frame design

Price history

  • Genmitsu 4040-PRO CNC Router: lowest $409.00 on Nov 10 at Amazon.
  • Genmitsu 4040-PRO MAX CNC Router: lowest $949.00 on Nov 10 at SainSmart.

Prices at every store

Genmitsu 4040-PRO CNC Router

  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $409.00Free shippingChecked 4 h ago
    Visit Amazon
  • 3DPosedNew

    Availability unknown

    $519.00Checked 3 h ago
    Visit 3DPosed
  • Resin SocietyNew

    Availability unknown

    $519.00Checked 3 h ago
    Visit Resin Society
  • Hobby Tech SupplyNew

    Availability unknown

    $519.00Checked 3 h ago
    Visit Hobby Tech Supply

Also available at

  • WalmartCheck price at Walmart
All 16 stores and price history →

Genmitsu 4040-PRO MAX CNC Router

  • Maker ShedNew

    In stockMade for another market

    $949.00Free shippingChecked 4 h ago
    Visit Maker Shed
  • mattosdesigns.comNew

    In stockMade for another market

    $949.00Checked 4 h ago
    Visit mattosdesigns.com
  • SainSmartNew

    In stockMade for another market

    $949.00+ $9.99 shippingChecked 4 h ago
    Visit SainSmart
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $959.00Free shippingChecked 4 h ago
    Visit Amazon
All 14 stores and price history →

Specs compared

SpecGenmitsu 4040-PRO CNC RouterGenmitsu 4040-PRO MAX CNC Router
Voltage240 volts230 volts
Spindle power75W spindle710W
Weight45.5 lb24 kg
Work area400x400x78mm410 x 405 x 77mm
Power Output75 W (Spindle)0.95 horsepower
colorBlack—
Machine height33.6 cm—
Machine length67.3 cm—
Machine width66.3 cm—
Machine weight20.84 kg—
Controller32-bit controller—
Axis tubesDual 16mm HSS steel tubes—
Show all 40 specsShow fewer specs
SpecGenmitsu 4040-PRO CNC RouterGenmitsu 4040-PRO MAX CNC Router
Assembly timeabout 15 minutes—
Spindle mount sizes65mm or 69mm—
Power sourceac_dc—
Power milling machine typeNC/CNC Milling Machine—
BrandGenmitsu—
Spindle speed10000 rpm—
FeaturesAccurate—
Volts24 Volts—
Has written warrantyNo—
Maximum motor speed

What reviewers say

Genmitsu 4040-PRO CNC Router

Owners call it a solid, capable machine for the money. They like how rigid it feels and how many modifications are possible. The main complaint is the weak stock spindle, which many replace.

What people mention
  • RigidityPraisedOwners say the steel frame and dual rails make it stiffer than belt-driven routers.
  • AssemblyPraisedBuyers report the pre-assembled parts and locating pins make setup quick and accurate.
  • Spindle powerCriticisedThe 75 W spindle is seen as weak for hardwoods and aluminum, prompting upgrades.
  • UpgradabilityPraisedMany owners mention mods, larger spindles and the optional 4th axis as reasons to buy.

Genmitsu 4040-PRO MAX CNC Router

Owner feedback on the 4040-PRO line centers on the reinforced bed and taller clearance as real fixes for the flatness and stock-height complaints of earlier versions. Users describe it as a solid entry-to-mid desktop router for wood and light metal, while noting it is loud and messy without an enclosure.

What people mention
  • RigidityPraisedOwners say the reinforced chassis and SBR16 rails flex less than the earlier PRO during deeper cuts.
  • Z clearancePraisedThe 100 mm pass height is called out as the main reason to pick this over the standard 4040-PRO.
  • SpoilboardMixedThe aluminum-backed bed resists sagging, but owners note the MDF surface still needs resurfacing over time.
  • NoiseCriticisedThe open frame and 710W spindle are loud in a home shop without an enclosure.

Questions and answers

Which is better for cutting aluminum?
The 4040-PRO MAX. Its 710W spindle and reinforced spoilboard are built for metal milling, while the PRO's 75W spindle is best kept to wood and soft materials.
Which lasts longer?
The MAX has the sturdier motion system and a spoilboard designed to resist sagging, so it should hold accuracy longer under heavy use. The PRO is durable for light wood carving but wears faster on hard materials.
Is the MAX worth stepping up to?
Yes if you cut aluminum, hardwoods or thick stock, or plan to add a rotary axis. If you only carve wood, the PRO does the job and is easier to move.
Do both have the same work area?
Nearly. Both cover about 400x400x78mm, but the MAX gives 100mm of pass height for taller stock.
Does the MAX include an offline controller?
No, it is sold separately. The standard 4040-PRO ships with its 32-bit controller.
Can I add a rotary axis to either?
Yes, both support a fourth-axis rotary module. The MAX's extra pass height makes the rotary setup easier to fit.

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24000 rpm
—
Product line4040-PRO—
Amps4 A—
Watts75 Watts—
ManufacturerGenmitsu—
Model4040-PRO—
FrameSteel HSS—
Lead screwDual Y-axis rails—
Spindle mount42mm and 52mm—
Primary FunctionalityCarving, Cutting, Milling—
Working Area400 x 400 x 78 mm—
Z-Axis Travel78 mm—
Compatible MaterialsWood—
Feed Rate2000 mm/m—
Motor TypeStepper motor NEMA17 42—
Machine SubtypeDesktop CNC—
Machine TypeCNC Router—
Motor ConfigurationLead Screw—
Base TypeBenchtop—