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Herman Miller · Office Chairs

Herman Miller Mirra 2

Designed by Studio 7.5 · Introduced 2013 · Herman Miller

Teams needing many configurable task chairs.

$1,365 – $1,915

  • Up to 350 lb
  • 12-year warranty
Check price on Amazon
Check price at Herman Miller ↗

Summary

A lighter Herman Miller task chair with a flexing spine and a choice of two backs.

Best for

  • People who twist and reach sideways; the Loop Spine flexes with that movement.
  • Choosing between an all-polymer TriFlex back or a fabric-and-polymer Butterfly back.
  • Users up to 350 lb, the store's stated weight rating.
  • Buyers who want a 12-year warranty and a chair that arrives assembled.

Good to check first

  • The standard seat depth is fixed at 16¼"; pick the FlexFront option if you want 16¼" to 18".

The trade-off

A light, flexible frame, but seat depth adjustment costs extra.

Value check

Lists from $1,365 at the US Herman Miller Store.

Price
$1,365 – $1,915
Load capacity
350 lb
Warranty
12 years

What Herman Miller highlights

  • Loop Spine

    The spine of the back gives torsional flex. Herman Miller says this lets the chair bend with you as you stretch and reach to the side.

  • Two back options

    The TriFlex back is polymer only; the Butterfly back pairs fabric with a polymer frame. Both use the same self-contouring seat material.

  • AireWeave seat

    The seat is an elastomeric suspension that takes your shape. Herman Miller says it spreads weight evenly and stops heat building up.

  • Harmonic 2 Tilt

    The tilt mechanism follows you between postures. Herman Miller says it gives smooth movement as you shift and recline.

  • Adjustable lumbar and PostureFit

    PostureFit supports the base of the spine, and the lumbar pad adjusts 4.5" in height and 1" in depth. Herman Miller says this helps keep the spine aligned.

As described by Herman Miller on its official pages; not a Chairpedia assessment.

What users say

Most-mentioned topics

  1. 1. Comfort17 mentions · 65% positive
  2. 2. Back support16 mentions · 63% positive
  3. 3. Seat13 mentions · 38% positive
  4. 4. Adjustability11 mentions · 82% positive
  5. 5. Size and fit11 mentions · 36% positive
  6. 6. Breathability10 mentions · 80% positive
  7. 7. Design10 mentions · 100% positive
More details →

Who it suits, who it doesn't

  • Suits Taller users in some cases: A user around six foot three found it highly comfortable, and one at tall height working over eight hours daily called it a balanced fit for their needs.
  • Suits Average height users: Several users of standard build working full days or gaming for extended periods report the seat size fits perfectly and the chair supports long sessions without issue.
  • Less suited to Taller or long-torso users in some cases: A few taller users or those with long torsos report the backrest ends at mid-shoulder blades, leaving the upper spine unsupported and causing the top frame to dig in when reclining.

Where users disagree

  • Seat comfort

    One side: Many find the mesh seat cool and well-cushioned, better than the Aeron for padding.

    Other side: A few describe it as too firm, feeling almost like plywood underneath, or causing thigh discomfort despite adjustments.

  • Lumbar support effectiveness

    One side: Several users praise the adjustable lumbar and butterfly back for adapting well to posture and providing solid support.

    Other side: Others call the lumbar negligible or prefer chairs with more traditional, targeted lower back systems.

  • Fit for taller users

    One side: Some taller users report excellent comfort and fit, especially around six foot three.

    Other side: Other tall or long-torso users find the backrest too short, leaving shoulders and upper spine unsupported when reclining.

Users who switched

  • From Steelcase Leap V2 → To Herman Miller Mirra 2: One user tested both side by side and found the Mirra more breathable and better for shifting positions, though the Leap had a more comfortable padded seat during the test. Comparison
  • From Herman Miller Mirra 2 → To Steelcase Gesture: A tall user working long hours in the gaming industry found the Mirra a balanced option but ultimately preferred the Gesture for its lumbar support and sitting alignment. Comparison
  • From Herman Miller Mirra 2 → To Steelcase Leap V2: One user tried the Mirra but chose the Leap for their home office, citing the Leap's padded seat comfort and more targeted lumbar support during sustained sitting. Comparison
  • From dining chairs → To Herman Miller Mirra 2: After six months of discomfort and issues from makeshift seating, the user found the Mirra resolved their concerns and became their second-most used piece of furniture.
  • From cheaper chairs over the years → To Herman Miller Mirra 2: After a decade of compromising on budget options, the user considers the Mirra the best investment they have made, with no degradation after ten years.
  • From Herman Miller Aeron → To Herman Miller Mirra 2: Multiple users compared the two and preferred the Mirra for its suspension comfort, encompassing lumbar, and more appealing aesthetics, though some found the Aeron mesh seat more comfortable. Comparison
  • From Herman Miller Mirra 2 → To Herman Miller Embody: One user tested the Mirra for an extended period and found it a step below the Embody in overall comfort, stating the Embody would have been worth the additional cost if budget allowed.

Detailed topics

  • Seat feels too firm or has hard edges · about one in six discussions
    What users did: No fix reported; some users are still adjusting or giving it more time.
  • Backrest height insufficient for taller or long-torso users · a handful of discussions
    What users did: No fix reported; some users note the single size limitation and recommend trying before buying.
  • Gas cylinder not staying fixed in base · mentioned once
    What users did: Described as a quality control issue, no resolution provided.
  • Lumbar support feels negligible · mentioned by one or two users
    What users did: Some users switched to other chairs with more targeted lumbar systems; no in-chair fix reported.

Topic notes

  • Comfort: Many users describe sitting in the chair as comfortable enough to forget they are seated during long sessions, though a handful report the mesh seat feels firm or even like plywood underneath, and one mentioned thigh discomfort regardless of adjustment attempts.
  • Back support: Experiences vary widely; several users praise the adjustable lumbar and butterfly back system for adapting to posture, while others call the lumbar support negligible or prefer other models for more targeted lower back support.
  • Seat: The mesh seat is frequently described as cool and breathable, with better cushioning than the Aeron according to some; however, a few users find it too firm or report hard edges on the seat pan causing discomfort.
  • Adjustability: Owners consistently highlight the extensive range of adjustments including armrests that go very low, seat depth, tilt limiter, and lumbar settings, with several noting the customization options exceed typical retail chairs.
  • Size and fit: Only one seat size is available, which some users note as a limitation compared to the Aeron; a few taller or long-torso users report the backrest height ends too low, leaving upper back or shoulders unsupported when reclining.
  • Breathability: The mesh back and TriFlex design are widely praised for staying cool throughout the workday, with multiple mentions of the chair feeling less hot than padded alternatives, especially appreciated by those in warmer environments or long gaming sessions.
  • Design: Users appreciate the aesthetics and compact footprint compared to larger Herman Miller models, with several calling out the premium feel of materials and the bare plastic back design as both functional and attractive.

After long-term use

After a year or more

Long-term owners consistently report no degradation or wobbling, with chairs in pristine condition after seven or ten years of heavy use; one user after eleven months and another after three years continued to praise durability and comfort.

Only users describing six months or more of use.

Before you buy

Fit (official)

  • Seat height 16"–20½".
  • Seat depth 16¼" fixed, or 16¼"–18" with FlexFront.
  • Rated to 350 lb.

Delivery and setup

  • Ships fully assembled.
  • Weighs 52 lb (store listing).
  • 12-year warranty.

Returns (official policy)

  • Herman Miller Store: return items within 30 days.
  • Check return shipping terms at checkout; other sellers set their own.

Sources: Herman Miller Store, Mirra 2 Chair ↗ (checked Oct 11, 2026)

Check price on Amazon

Versions and options

  • Arm options
  • Lumbar option

Specs

Size and fit
Sizes
One size; two back options: TriFlex Polymer Back, Butterfly Suspension Back
Seat height
16–20.5 in (40.6–52.1 cm standard (37.5–48.3 low; 42.5–56.5 extended))
Seat depth
16.25–18 in
Load capacity
350 lb (159 kg)
Adjustments
Recline
Harmonic 2 Tilt; options: Standard Tilt, Tilt Limiter, Tilt Limiter with Seat Angle
Arms
Options: No Arms, Fixed Arms, Fully Adjustable 4D Arms
Lumbar support
PostureFit Sacral-Support Standard; Adjustable Lumbar-Support Optional
Build and warranty
Warranty
12-year, 3-shift warranty, with limited exceptions
Chair weight
52 lb (23.6 kg)

About Herman Miller

Founded
1923, when D.J. De Pree and Herman Miller bought the Michigan Star Furniture Company
Part of
MillerKnoll, since 2021

The company took Herman Miller's name after he and his son-in-law D.J. De Pree bought it in 1923. By mid-century it was known for modern design after George Nelson brought in Charles and Ray Eames, Alexander Girard and Isamu Noguchi. In 2021 Herman Miller became part of MillerKnoll.

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Questions

How much does the Herman Miller Mirra 2 cost?

It costs $1,365 – $1,915 at the US Herman Miller Store, depending on configuration, checked Oct 2026.

What is the Herman Miller Mirra 2's weight capacity?

It is rated for 350 lb in work chair, according to Herman Miller's official specifications.

What do owners say about back pain with the Herman Miller Mirra 2?

Back pain comes up in 1 owner review summaries. These are owners' own reports, not medical findings.

Where can I buy the Herman Miller Mirra 2?

You can buy it from Amazon or the US Herman Miller Store. Check the configuration, price and return terms before ordering.

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Specs and prices come from the brand sources listed under Specs and next to the price; User Insights link to their originals. Confirm the exact configuration, seller and price before buying. Editorial policy

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