3D Printing Info

Printer comparison

Prusa CORE One L+ vs Snapmaker J1s

Compare hardware, build volume, printing specifications, dated prices and sources.

2 selected · all documented properties

Prusa CORE One L+ vs Snapmaker J1s — documented properties and sources
PropertyPrusa CORE One L+COREXYSnapmaker J1sIDEX
Identity
BrandPrusa ResearchSnapmaker
ClassCOREXYIDEX
Identity & Market
Manufacturer & exact marketed model name (verify the exact product identity first)Prusa CORE One L+[1]Snapmaker J1S High Speed IDEX 3D Printer[2][3]
Release date (announcement and actual shipping)The CORE One L+ refresh was announced on 13 August 2026 and went on sale immediately, with the first assembled units shipping at once; it adds GT1.5 belts and an integrated nozzle wiper to the CORE One L[4]Not documented
Street price (USD; dated snapshot per entry)$1,850.93 on prusa3d.com, Aug 2026; $1,925.00 with the Advanced Filtration bundle. Prusa's own comparison text on the CORE One+ page quotes "from $1,799", which does not match the live e-shop price[5][6]$1,399.00 at MatterHackers, listed as currently unavailable with a pre-order option quoting roughly 5 weeks, checked Aug 2026[2]
Variants & sibling models — and how to tell them apart (spec-contamination risk)Larger sibling of the CORE One+ (Gen 2): 300 x 300 x 330 mm against 250 x 220 x 270 mm, 60 C chamber against 55 C, 21.9 kg against 22.5 kg (the L is the lighter of the two despite being larger). A CORE One L to CORE One L+ upgrade kit exists, so "CORE One L" and "CORE One L+" are different revisions. A Critical Infrastructure Edition is also listed[1][6][5]The J1s differs from the original J1 by an additional part-cooling fan. Usable volume depends on the print mode: 300 x 200 x 200 mm in default and backup modes, 160 x 200 x 200 in copy mode, 150 x 200 x 200 in mirror mode[2][3]
Physical & Frame
Build volume X×Y×Z (mm) — advertised vs actually usable300 x 300 x 330 mm, which Prusa states as 29.7 litres[1]300 x 200 x 200 mm in default and backup modes[2]
Machine footprint (mm) & clearance needed (cable/spool overhang)469 x 521 x 635 mm[1]539 x 401 x 464 mm[2]
Net weight (kg)21.9 kg (48.3 lb)[1]25 kg net[2]
Frame construction & materialNot documentedAluminium-alloy frame with one-piece die casting and linear rails; Snapmaker quotes rail repeatability of +/-0.03 mm in X/Y and +/-0.02 mm in Z[3]
Enclosure: open / enclosed; panel material; door/lidFully enclosed with a chamber door-open sensor and an active convection heated chamber up to 60 C; advanced filtration is an optional add-on[1]Not documented
Passive chamber temperature reached (if enclosed; measured values preferred)Active convection chamber heating, maximum 60 C (manufacturer figure)[1]Not documented
Kinematics & Motion Hardware
Kinematics (bedslinger i3 / CoreXY / other)CoreXY - stated in Prusa's CORE One+ comparison table[6]IDEX — two independently driven extruders[2][3]
X-axis guide type (rods / linear rails / V-wheels; size)Not documentedLinear rails[3]
Stepper drivers (exact model e.g. TMC2209; UART/SPI; sensorless homing?)Trinamic drivers on the custom xBuddy mainboard (Prusa's CORE One L+ specification says "custom 32-bit xBuddy mainboard with STM32 processor & Trinamic drivers"; it does not give the driver part number)[1]Not documented
Speed & Acceleration
Max print speed (claimed, mm/s)Not documented350 mm/s maximum (manufacturer claim)[3]
Max acceleration (claimed, mm/s²)Not documented10,000 mm/s2 maximum (manufacturer claim)[3]
Vibration Compensation / Input Shaping
Input shaping supported? Implementation (Klipper IS / Marlin ZV / proprietary)Input Shaper and Phase Stepping with an integrated accelerometer[1]Not documented
Extruder
Type (direct drive / bowden) & design nameNextruder direct drive with a 10:1 planetary gear system; all-metal hotend with an aluminium heatsink and a tool-free quick-swap nozzle system[1]Not documented
Gear ratio & drive gear material10:1 planetary gearbox[1]Not documented
Hotend & Nozzle
Hotend design (proprietary/standard; quick-swap mechanism?)Tool-free quick-swap nozzle system; Prusa brass high-flow CHT 0.4 mm pre-mounted plus an abrasive-resistant 0.4 mm nozzle in the box[1]Not documented
Max nozzle temp claimed AND firmware max temp limit (both values)290 C claimed max nozzle temperature. The optional HT hotend that raises this to 400 C was announced for September 2026 availability, so it is not a shipping specification as of Aug 2026[1][4]300 °C maximum (manufacturer claim)[2][3]
Heated Bed & Surface
Max bed temp claimed AND firmware limit120 C max heatbed temperature[1]100 °C maximum (manufacturer claim)[2]
Bed surface (material, texture, coating), single/double-sidedMagnetic heatbed with removable dual-sided PEI spring-steel sheets; a satin powder-coated sheet is supplied[1]Custom dual-sided PEI glass plate: glossy glass on one face, PEI coating on the other[2][3]
Leveling & Z-Offset
Auto bed leveling: probe technology (inductive / strain gauge / load cell / touch probe)High-precision load-cell sensor - fully automatic first-layer calibration and mesh bed levelling restricted to the print area[1]3-point bed levelling, which Snapmaker contrasts with 9-16 point systems; assisted calibration quoted at about 10 minutes[3]
Filament Handling & Detection
Filament runout sensor (type, location)Two filament sensors, plus a chamber door-open sensor and five Semitec thermistors[1]Not documented
Electronics & Power
Mainboard model & MCU (exact chip markings if teardowns exist)Custom 32-bit xBuddy mainboard with an STM32 processor[1]Not documented
Host computer (SoC, RAM, storage) if firmware runs on embedded LinuxNot documented1 GB RAM, 8 GB eMMC; the 5-inch display runs Android[2]
Input voltage (110/220 V, switch or auto)Not documentedAC 100-240 V, 50/60 Hz, 4.4 A max input; DC 24 V, 400 W max output[2]
Total rated power drawStandby 16 W, preheating about 630 W, average printing about 90 W on PLA and about 215 W on ASA (manufacturer figures)[1]400 W maximum output[2]
Firmware & Openness
Firmware base & current version (Klipper fork / Marlin fork / proprietary)Open-source Prusa Buddy firmware. The source tree (prusa3d/Prusa-Firmware-Buddy on GitHub) explicitly covers the Original Prusa MINI/MINI+, MK4, XL and CORE One and was last pushed to in August 2026. Updates are applied from a USB drive, through Prusa Connect or through the Prusa mobile app[7][8]Not named by Snapmaker; the supplied slicer is Luban, with third-party software supported[2]
Connectivity, UI & Camera
Display: size, type, touch?3.5-inch 65k-colour touch screen (CORE One family)[6]5-inch Android display, 1280 x 720[2]
On-device UI capabilities (model preview, per-object controls, etc.)On-device touch UI with Prusa Connect and Prusa mobile app remote control[6]Not documented
WiFi (band/standard), Ethernet, USB ports, SD/flash-driveEthernet, NFC receiver and Wi-Fi through a physically removable module, which Prusa offers for high-security offline installations[1]Wi-Fi, USB cable, USB flash drive[2]
Materials Support
Officially supported filament listPLA, PETG, Flex, PVA, PC, PP, CPE, PVB, and with Advanced Filtration also ABS, ASA, HIPS and PA[1]PLA, ABS, HIPS, PC, TPU, TPE, PETG, ASA, PP, PVA, PA, PA-GF, PA-CF[2]
Safety
Thermal runaway protection (verify in firmware source if at all possible)Open-source firmware on the xBuddy platform, which carries hardware overcurrent protection cutting heater and heatbed power above 15 A[9][7]Not documented
Noise & Power Consumption
Noise: claimed dB and independently measured dB (distance/method)Not documentedLess than 50 dBA claimed by the manufacturer. No independent measurement; distance and method not stated[2]
Reliability, Support & Ecosystem
Warranty length & support reputation (evidence, not vibes)2-year warranty for consumers in the EU, Liechtenstein, Switzerland, Norway and Iceland; 1 year for EU enterprises and 1 year for the rest of the world, which includes the United States. A printer bought from a reseller or privately carries 1 year from the original delivery date and is handled by the reseller. Prusa advertises 24/7 chat and e-mail support in seven languages[10][8]Not documented

Manufacturer claims, independent measurements, packages and test conditions retain their source wording. FDM linear speed and resin vertical speed use different units and are not directly comparable. Unknown values are marked “Not documented”. Prices and source dates remain historical snapshots; check the linked guide for product details. Differences highlight text, not a universal winner.

Sources for this comparison

  1. Prusa CORE One L+ product page (CORE One L+ Technical Specifications) prusa3d.com · 2026-08 · vendor
  2. Snapmaker J1S High Speed IDEX 3D Printer listing matterhackers.com · 2026-08 · vendor
  3. Snapmaker J1s product page snapmaker.com · 2026-08 · vendor
  4. Prusa blog - Better Prints, Easier Use: Prusa XL+, CORE One L+ and CORE One+ (Gen 2), Our Big Product Update (published 13 August 2026) blog.prusa3d.com · 2026-08 · doc
  5. Prusa 3D printers category listing with live e-shop prices, Aug 2026 prusa3d.com · 2026-08 · vendor
  6. Prusa CORE One+ (Gen 2) product page (Technical Parameters + CORE One+/MK4S/CORE One L comparison) prusa3d.com · 2026-08 · vendor
  7. GitHub - prusa3d/Prusa-Firmware-Buddy (firmware for MINI, MK4, XL and CORE One) github.com · 2026-08 · doc
  8. Original Prusa MK4S 3D Printer product page (Technical Parameters + CORE One+/MK4S/XL comparison table) prusa3d.com · 2026-08 · vendor
  9. Prusa blog - Original Prusa MK4 is here (published 29 March 2023), including the MK4 specification table and launch prices blog.prusa3d.com · 2026-08 · doc
  10. Prusa Knowledge Base - Warranty help.prusa3d.com · 2026-08 · doc