Compare Flashforge AD5X vs FLSUN S1

In this technical comparison between the Flashforge AD5X and the FLSUN S1, we analyze the key features to help you choose.

Choosing between these two 3D Printers models often comes down to your budget, with prices around Retails between $329 – $499 USD and ~$1,299.00 - $1,499.00.

Specifications Flashforge
AD5X
FLSUN
S1
Flashforge AD5X FLSUN S1
Launch
Version November 2024 November 2023
Print Performance
Build Volume 220× 220× 220 mm 320mm ×430 mm (Cylindrical build area)
Speed & Accel Max Speed: 600 mm/s | Max Acceleration: 20,000 mm/s² Max Speed: 1200 mm/s; Max Acceleration: 40,000 mm/s 2
Layer Precision 0.05 mm – 0.4 mm (50–400 microns) 0.1 - 0.35 mm (High-speed optimized)
Extruder & Hotend
Extruder System Direct Drive with built-in filament cutter (for multi-color transitions). Ultra-light Dual-Gear Direct Drive (High-flow design)
Hotend Max Temp Up to 300°C 350 °C (80W Ceramic Heater)
Nozzle Specs 0.4 mm stainless steel (standard); Quick-swap design (no tools required). Compatible with 0.25 mm, 0.6 mm, and 0.8 mm variants 0.4 mm Hardened Steel (Supports high-flow & abrasive materials)
Build Plate & Leveling
Bed Temp & Surface Max 110°C; Flexible PEI spring steel sheet. 120 °C; Textured PEI Spring Steel with Smart Zone Heating
Leveling System Fully Automatic "One-click" leveling using pressure sensors (no manual adjustment needed). Fully Automatic with Microtac Radar (Lidar) & Active Vibration Compensation
Materials & Sensors
Filament Support PLA, PETG, TPU (95A), ABS, ASA. Supports multi-color/multi-material via the IFS (Integrated Filament System). 1.75 mm; PLA, PETG, TPU, ABS, ASA, PA, PC, PLA-CF/GF
Smart Sensors Filament run-out detection, Power loss recovery, and Multi-color mapping sensors. Filament Runout, Clog Detection, and Filament Weight Monitoring
Air Management Open-frame design (No built-in HEPA filtration like the 5M Pro). Internal Filament Drying Room (Integrated) + HEPA/Carbon Filtration
Connectivity & Monitoring
Interfaces Wi-Fi, Ethernet, USB-A (Flash drive) Wi-Fi, USB Drive (16GB Internal EMMC + 32GB Flash)
Camera & AI Supports external camera monitoring (often sold as an add-on or via specific bundles); lacks built-in AI "spaghetti" detection out of the box. Built-in 1080p AI Camera (Spaghetti/Debris detection & Timelapse)
Remote Mgmt FlashCloud, FlashMaker App, and LAN-only mode FLSUN OS (Web UI), Mobile App, PC Remote Control
UI & Software
Control Panel 4.3-inch Color LCD Touchscreen 7-inch "Full-Integration" Color Touchscreen
Compatible Slicers Orca-Flashforge (optimized for multi-color), FlashPrint 5, Cura. FLSUN Slicer, Cura, OrcaSlicer, PrusaSlicer
Physical & Power
Dimensions & Weight : Approx. 363× 402× 448 mm | Weight: ~11 kg 550× 595× 1030 mm; Net Weight: 39 kg
Power & Noise 350W Power Supply; Silent stepper drivers for reduced noise. 1300W Max (at 220V); Operating Noise: ≤ 55dB
Misc
Inside the Box Printer, IFS Multi-color Module (for up to 4 colors), tool kit, sample PLA filament, grease, and quick start guide. Toolkit (Wrenches, Cutters, Grease), Spare Nozzle, 200g Test Filament, SD Card/Reader, Spool Rack
Price Retails between $329 – $499 USD ~$1,299.00 - $1,499.00
Full Details AD5X - Full Specifications S1 - Full Specifications