Bambu Lab P2S Review 2026 — A Sharper Tool, Not a Different One

The Bambu Lab P2S is not trying to reinvent anything. It is not Bambu's answer to a problem that did not exist — it is a focused refinement of one of the best-selling enclosed printers in the hobbyist market. The P1S was already good. The P2S is an attempt to sand down the edges that annoyed people the most and charge a modest premium for the result.

Whether that matters to you depends almost entirely on where you are starting from. If you own a P1S, this is a nuanced upgrade decision. If you are buying new and choosing between this and the P1S or the X1 Carbon, the P2S lands in a more obvious position than it has any right to.

Here is an honest look at what Bambu shipped.

Specs at a Glance

Specification	Bambu Lab P2S
Build volume	256 × 256 × 256 mm
Max print speed	500 mm/s
Max acceleration	20,000 mm/s²
Layer resolution	50 microns minimum
Nozzle	0.4 mm hardened steel (included)
Extruder	Direct drive
Bed leveling	Automatic (force sensor, improved calibration time)
Filament sensor	Yes
Power recovery	Yes
Frame	Fully enclosed — polycarbonate panels with improved sealing
Connectivity	Wi-Fi, microSD, Ethernet
Camera	Yes (1080p)
Slicer	Bambu Studio / OrcaSlicer
Price	~$799–$999 (printer only) / ~$1,099–$1,299 (Combo with AMS)

What's Different from the P1S

This is the section most P1S owners actually care about, so it gets the honest treatment.

The camera is finally respectable. The P1S shipped with a 720p camera that was barely usable for monitoring. The P2S upgrades to 1080p with a noticeably higher frame rate. You can actually tell if your first layer is failing instead of squinting at a blurry feed. It is a small change on paper but a meaningful quality-of-life improvement day-to-day.

Auto-calibration is faster. The P1S calibration sequence — vibration compensation, flow calibration, bed leveling — was thorough but slow. The P2S cuts that process down by roughly 30 to 40 percent through improved sensor reads and smarter homing routines. On a machine you fire up multiple times a day, that adds up.

Enclosure sealing is tighter. Bambu redesigned the door gaskets and panel seating on the P2S. The practical result is a more stable chamber temperature, which matters for ABS and ASA. The P1S had measurable temperature variance between the corners and the center of the build plate in a cold room. The P2S reduces that variance. If you print engineering materials in a garage or unheated space, this is a real improvement.

Ethernet is included. The P1S relied entirely on Wi-Fi, which was a documented weak point — intermittent drops, failed job uploads, connectivity quirks. The P2S adds an ethernet port. If your printer is near a network switch, use it. The reliability difference is significant and the P1S community will recognize this as one of the most-requested fixes.

The AMS has been revised. The physical mechanism and PTFE routing on the AMS Lite that ships with the Combo has been updated. More on this in the AMS section, but the short version is: fewer jams with well-dried filament, same failure modes with filament that has not been properly stored.

What has not changed: Build volume is the same 256 mm cube. The motion system is the same. The print head is the same. The core software experience is the same. If you were hoping for a bigger bed or a fundamentally different extruder, the P2S does not deliver that.

Print Quality and Speed

If you have read the P1S review, the story here is familiar. The P2S produces excellent prints with default profiles across PLA, PETG, ABS, ASA, and TPU. Dimensional accuracy is high, layer adhesion is consistent, and first-layer quality is reliable once the bed is clean.

The real-world speed picture is identical to the P1S: advertised at 500 mm/s, practical prints run between 200 and 300 mm/s with standard quality profiles. A Benchy still finishes in around 17 minutes. Functional parts that took three to four hours on an Ender 3 wrap up in 60 to 90 minutes.

Where the P2S earns a small edge over the P1S is in fine-detail consistency on longer prints. The improved enclosure temperature stability means you are less likely to see subtle layer artifacts on tall parts caused by ambient temperature fluctuations mid-print. It is not a dramatic difference, but it is a measurable one when printing at 0.1 mm layers for aesthetic parts.

The input shaping implementation is unchanged, which means ringing and ghosting are well-controlled at aggressive speeds. Bambu's vibration compensation has always been one of its strongest features, and nothing here breaks that.

Materials — Enclosure Advantages

This is where the P2S makes its clearest case over an open-frame printer and a modest case over the P1S.

ABS and ASA remain the headline materials for enclosed printing. The tighter door seals on the P2S mean fewer delamination failures and less warping on large flat parts, particularly in cooler environments. If ABS is a regular part of your workflow, the P2S is a meaningful upgrade.

Nylon benefits from the same enclosure improvements. Nylon is humidity-sensitive and benefits from a stable thermal environment. The P2S handles PA-CF and PA-GF with Bambu's standard engineering profiles without exotic tweaking.

Carbon fiber and glass fiber composites require the hardened steel nozzle that ships as standard. The P2S handles these without modification, which is one less thing to think about.

PLA still prefers an open door. This has not changed from the P1S. PLA runs hot in a fully sealed chamber and tends to produce stringing and poor overhangs if you forget to crack the enclosure. The Bambu Studio slicer still flags this and suggests opening the door for PLA. It is not a flaw — it is just physics — but it is worth knowing if you are buying an enclosed printer expecting to print PLA faster.

TPU prints reliably via direct drive with standard flex profiles. Nothing notable has changed here.

AMS Workflow

The AMS (Automatic Material System) is the component with the most complicated reputation in the Bambu ecosystem, and the P2S revision does not completely resolve that reputation.

What has genuinely improved: the filament loading and unloading sequence is more reliable with spools of average quality. The revised PTFE tube routing reduces the sharp bends that caused friction and contributed to failed retractions on the original AMS. Bambu also improved the cutter mechanism that handles filament tips before color swaps.

What has not changed enough: multi-color prints with more than three active materials still accumulate purge waste at a rate that feels excessive. The purge block or wipe tower approach Bambu uses is reliable but consumes meaningful amounts of filament on complex multi-color jobs. If you are running four-plus colors on every print, factor that cost in.

Filament moisture remains the most critical variable. Dry filament that has been stored in sealed containers with desiccant runs through the AMS predictably. Filament that has been sitting on an open shelf in a humid climate will jam, tangle, or break during retraction. The P2S has not solved this because it is not a machine problem — it is a material handling problem. Budget for an AMS Hub or dry storage solution if you are buying the Combo.

For single-color printing, the AMS works well as a filament runout backup and material switcher. For serious multi-color work, expect an adjustment period of one to two weeks while you learn its tolerances.

Build Quality

The P2S feels like a machine built with tighter tolerances than the P1S. Panel fit is better. The door hinge is smoother. The overall rigidity of the frame under motion is comparable to the P1S but with less panel rattle at high acceleration.

The toolhead is visually similar to the P1S but Bambu has revised the cable routing to reduce flex fatigue over thousands of print hours. This is a longevity-oriented change that you will not notice immediately but may appreciate at the 1,000-hour mark.

The build plate is the same PEI-coated spring steel sheet. It performs as expected — excellent adhesion when warm, clean release when cool. Keep it clean and it will last.

One legitimate criticism: the P2S still does not have a touchscreen. The small non-touch LCD with encoder navigation feels out of place on a $800-plus machine in 2026. Everything goes through Bambu Studio or the Bambu Handy app, which works fine, but tactile control of the printer itself remains minimal. The X1 Carbon has a touchscreen. The P2S does not. That is a deliberate cost differentiation, and it is fine, but it is worth noting.

P2S vs P1S vs X1 Carbon

Feature	P2S	P1S	X1 Carbon
Price (printer only)	~$799–$999	~$599	~$1,199
Build volume	256³ mm	256³ mm	256³ mm
Camera	1080p	720p	1080p
Ethernet	Yes	No	Yes
Touchscreen	No	No	Yes
LIDAR	No	No	Yes
Auto-calibration speed	Fast	Moderate	Fast
Enclosure seal quality	Improved	Standard	Standard
Slicer	Bambu Studio / Orca	Bambu Studio / Orca	Bambu Studio / Orca
Best for	Mixed materials, P1S upgrades	Budget enclosed CoreXY	Maximum capability

The P2S fills the gap between the P1S and X1C more clearly than the P1S ever did. It takes ethernet and the camera upgrade from the X1C and puts them in a lower-priced body. The things you lose versus the X1C — LIDAR, touchscreen — are real but largely reflect print-time convenience rather than output quality. Prints off a P2S and X1C using the same profile look the same.

For a new buyer: the P2S is the default recommendation in this price tier. For a P1S owner with ethernet already solved via Wi-Fi extender: the upgrade math is harder to justify.

Software and Cloud

Bambu Studio has matured significantly since the P1S launched. The slicer is fast, the default profiles are well-tuned, and the cloud print management is reliable. OrcaSlicer remains the community preference for users who want deeper calibration control or prefer not to use Bambu's cloud infrastructure.

The cloud dependency remains a talking point in the Bambu community. Bambu has introduced a local-only mode that allows printing without a cloud connection, which addressed the loudest concerns. It works, though some remote monitoring features require the cloud. For most users this is not an issue in practice.

Firmware updates have been consistent and have generally improved things rather than broken them. Bambu's development cadence here is one of the better arguments for staying in the ecosystem.

The RFID-tagged filament system is still optional and still slightly annoying to navigate if you use third-party spools regularly. OrcaSlicer sidesteps this entirely.

Reliability and Maintenance

Early production P2S units have shown good reliability in community reports. The main consumables are the nozzle (replace every 200 to 500 hours depending on abrasive filament use), the PEI plate, and the PTFE tubes inside the toolhead and AMS.

Nozzle swaps are fast — Bambu's quick-change system takes under two minutes. PTFE tube replacement in the hotend requires a bit more disassembly but is a documented procedure with clear community guides.

The improved enclosure seal means slightly more heat buildup in the electronics chamber during long high-temperature prints. Keep the printer in a ventilated room and you will not see heat-related issues. Printing ABS for eight-plus hours in an enclosed cabinet warrants monitoring.

One maintenance note: keep the motion system clean. The linear rails and carbon rods attract fine debris from printed parts and filament. Wipe them down monthly and apply the recommended lubricant. A dirty motion system is the most common cause of gradual print quality degradation on all Bambu printers.

For tuned settings, see our Bambu Lab P2S settings guide.

Who Should Buy — and Who Shouldn't

Buy the P2S if:

• You are entering the enclosed CoreXY market and want the best value in the $800 to $1,000 range
• You print a regular mix of PLA, PETG, ABS, and engineering materials
• Wi-Fi reliability was a frustration on your current printer
• You want reliable remote monitoring and actually want to see what is happening
• You are upgrading from a bed-slinger or older printer and want a significant capability jump
• You are a P1S owner without ethernet who prints a lot of ABS in a variable-temperature environment

Skip the P2S if:

• You own a P1S that is running reliably and ethernet has not been a problem
• You only print PLA — the A1 or A1 Mini is cheaper and handles PLA better open-frame
• You want LIDAR, a touchscreen, and maximum first-party support — the X1C is worth the premium
• You want full open-source control — Prusa or Voron are better fits
• You need a build volume larger than 256 mm in any dimension — look elsewhere

Final Verdict

The Bambu Lab P2S is what the P1S should have been. Not dramatically different — the motion system, the extruder, the build volume, the core printing performance are all the same. But the ethernet port, the 1080p camera, the faster calibration, and the tighter enclosure seals address the four complaints that appeared most consistently in P1S community forums. That is how good product iteration works.

For new buyers, the P2S is the easy recommendation in its price tier. It competes directly with the X1 Carbon on print quality and beats it on price, giving up touchscreen and LIDAR in the process. For most people printing functional parts and occasional aesthetic models, those trade-offs are worth $400.

For P1S owners, the decision is genuinely close. If ethernet and the camera were non-issues for you, the upgrade does not pay for itself quickly. If you have been fighting Wi-Fi drops or squinting at grainy camera feeds, the P2S fixes both with no compromise.

It is not revolutionary. It does not need to be. It just prints well, and now it does a few more things right.