🖨 3D Printer Radar

Elegoo Neptune 4 ProvsFlashforge Adventurer 5M Pro

💰Elegoo Neptune 4 Pro is $189 cheaper (73% less)
📐Elegoo Neptune 4 Pro has 26% more build volume
Flashforge Adventurer 5M Pro tops out at 600 mm/s vs 500 mm/s
🏠Only Flashforge Adventurer 5M Pro has an enclosure — required for ABS, ASA, PA engineering filaments
Cross-ecosystem comparison: These printers use different software ecosystems. Accessories, filament profiles, and community support are not interchangeable between brands. Consider the total ecosystem cost, not just the printer price.
Elegoo Neptune 4 Pro
Buy/Wait:Wait

Overdue for a refresh — no successor announced yet. Prices should be at their lowest

Best for: Budget-conscious makers who want a capable CoreXY with Klipper firmware for customization — without Bambu's closed ecosystem or Prusa's premium pricing.

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Flashforge Adventurer 5M Pro
Buy/Wait:Caution

First-generation product — no release history to base predictions on

Best for: Home users, educators, and office environments who need a compact enclosed printer with genuine air filtration — and primarily print PLA, PETG, and occasional ABS.

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Elegoo Neptune 4 ProFlashforge Adventurer 5M Pro
Pricing
Starting Price$260$449
Print Specs
TierProsumerProsumer
MotionCoreXYCoreXY
Build Volume225 × 225 × 265 mm220 × 220 × 220 mm
Max Speed500 mm/s600 mm/s
Multicolor❌ No❌ No
Enclosure
Auto Calibration
Open Source
Upgrade Kit
Buy Timing
ReleasedJul 15, 2023Sep 1, 2023
Cycle length~450 days
Cycle adviceWaitCaution
Deals adviceBuyCaution
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Quick Winner

💰
Budget pick
Elegoo Neptune 4 Pro
$260 starting
📐
Large prints
Elegoo Neptune 4 Pro
225×225×265 mm
Fastest prints
Flashforge Adventurer 5M Pro
600 mm/s
🔓
Open ecosystem
Tie

Bottom Line

💰Elegoo Neptune 4 Pro saves you $189 — choose it if budget is your primary constraint
🏠Flashforge Adventurer 5M Pro is the only choice if you print ABS, ASA, PA, or PC — those materials require an enclosure

Materials

Elegoo Neptune 4 Pro only
Both
PLAEasy to print, no enclosure needed — everyday parts
PETGTougher, slightly flexible, moisture-resistant
ABSHeat and impact resistant — needs enclosure
ASAUV-stable ABS alternative — outdoor parts, needs enclosure
TPUFlexible rubber-like — phone cases, gaskets, wheels
Flashforge Adventurer 5M Pro only
PLA-CFCarbon-fibre PLA — rigid matte finish, more brittle
PA-CFCarbon-fibre nylon — very stiff, abrasive to standard nozzles
PETG-CFCarbon-fibre PETG — stiffer than PETG, easy to print

Why buy each?

Elegoo Neptune 4 Pro

Klipper firmware out of the box

The Neptune 4 Pro ships with Klipper pre-installed — enabling advanced input shaping, pressure advance, and configuration flexibility without modding.

500 mm/s at budget pricing

Competitive CoreXY speed at a price significantly below Bambu and Prusa alternatives.

Auto calibration

Full automatic bed leveling reduces setup time and calibration friction.

Flashforge Adventurer 5M Pro

HEPA 13 + activated carbon filtration

Removes 99% of particulates and VOCs generated during printing. One of the strongest air filtration systems in the consumer printer category.

Tool-free quick-swap nozzle

Nozzles snap in and out without tools or heating. Swapping between 0.25, 0.4, 0.6, and 0.8mm nozzles takes seconds — ideal for classrooms and multi-user environments.

Compact enclosed footprint

Full enclosure in a compact body that fits comfortably on a desk — unusually rare at this price point.