Our Verdict
Comgrow Creality K1 Max Wins

It boasts a larger 299.974x299.974x299.974mm build volume and faster 600mm/s print speed. Choose the Elegoo Saturn 4 Ultra for superior 16K resin detail and 150mm/h speed.
Bottom Line: Comgrow Creality K1 Max is the better choice. It boasts a larger 299.
Key Differences
The most significant spec differences at a glance
Max Print Speed Mm S
1439900% moreAdvantages
Where each product wins
Comgrow
- Max Print Speed Mm S: 1439900% higher (600 vs 0.041666666666666664)
Who Should Buy Which?
Find the right product for your needs
Buy Comgrow if...
Creality K1 Max 3D
The Comgrow Creality K1 Max is ideal for users prioritizing rapid production of large, functional FDM prints. If you're an engineer, hobbyist, or small business needing to quickly prototype or create sizable objects, its 600mm/s print speed and 300x300x300mm build volume are key. Users who appreciate smart AI functions for error prevention and simplified auto-leveling, and have adequate workspace for its large footprint, will find it an excellent investment for efficient FDM printing.
Buy ELEGOO if...
ELEGOO Saturn 4 Ultra
The ELEGOO Saturn 4 Ultra is perfect for creators demanding extreme precision and intricate details, such as miniature painters, jewelry makers, or those in dental/medical fields requiring high-fidelity models. Its 16K resolution, automatic leveling, and AI camera ensure flawless, highly detailed resin prints. If you prioritize smooth surfaces, fine features over sheer print size, and are comfortable with the specific handling and ventilation requirements of resin printing, the Saturn 4 Ultra offers exceptional value for its specialized capabilities.
Spec Comparison
8 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $719 | $520 |
| Rating | 4.2(10.1k) | 4.2(452) |
| Build Volume mm | 299.974x299.974x299.974 | 211.68x118.37x220 |
| Max Print Speed mm S | 600 | 0.04 |
| Leveling Type | Auto | Auto |
| Printer Type | FDM | Resin (SLA/MSLA) |
| Enclosed | — | Yes |
| Model Number | — | 3D-S4U16K |
| Resume Print | — | Yes |
| Filament Sensor | — | No |
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Pros & Cons
Quick overview of strengths and weaknesses
Comgrow Creality K1
- 600mm/s print speed significantly cuts job time.
- AI Lidar scans first layer, prevents print failures.
- Large 300x300x300mm build volume fits big models.
- Hands-free auto-leveling simplifies bed setup.
- AI functions add complexity to troubleshooting.
- Large footprint requires significant workspace.
- Reliance on AI may limit manual control options.
ELEGOO Saturn 4
- Prints at speeds up to 150mm/h.
- 16K resolution yields highly detailed parts.
- Automatic leveling simplifies setup process.
- AI camera monitors prints, detects failures.
- Resin odor requires ventilation during use.
- Resin material requires careful handling & disposal.
- Higher resolution increases file processing time.
Frequently Asked Questions
Common questions about this comparison
Which printer is better for creating highly detailed miniatures or prototypes?
The ELEGOO Saturn 4 Ultra is superior for high detail, offering 16K resolution ideal for intricate miniatures. The Comgrow K1 Max, an FDM printer, is better for larger, functional prints where extreme detail isn't the primary concern.
What's the main difference in print speed between the two printers?
The Comgrow K1 Max, an FDM printer, achieves speeds up to 600mm/s. The ELEGOO Saturn 4 Ultra, a resin printer, prints up to 150mm/h (approximately 0.04mm/s). Their technologies define these vastly different speed metrics.
How do their build volumes compare?
The Comgrow K1 Max offers a significantly larger build volume of 299.974x299.974x299.974mm. The ELEGOO Saturn 4 Ultra has a smaller build area at 211.68x118.37x220mm, typical for resin printers focused on smaller, high-detail objects.
How does AI functionality differ, and which offers better print quality?
The K1 Max uses AI Lidar for first-layer scans. The Saturn 4 Ultra has an AI camera for print monitoring. For print quality, the Saturn 4 Ultra's 16K resin resolution provides significantly finer detail compared to the FDM K1 Max.
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