Document and Entity Information - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Mar. 07, 2025	Jun. 28, 2024
Document and Entity Information [Abstract]
Document Type	10-K
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Dec. 31, 2024
Securities Act File Number	001-40674
Entity Registrant Name	MaxCyte, Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	52-2210438
Entity Address, Address Line One	9713 Key West Avenue
Entity Address, Address Line Two	Suite 400
Entity Address, City or Town	Rockville
Entity Address, State or Province	MD
Entity Address, Postal Zip Code	20850
City Area Code	301
Local Phone Number	944-1700
Title of 12(b) Security	Common stock, par value $0.01 per share
Trading Symbol	MXCT
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
ICFR Auditor Attestation Flag	false
Document Financial Statement Error Correction [Flag]	false
Auditor Name	CohnReznick LLP
Auditor Firm ID	596
Auditor Location	Tysons, Virginia
Entity Shell Company	false
Entity Public Float			$ 407.2
Entity Common Stock, Shares Outstanding		106,027,733
Entity Central Index Key	0001287098
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	FY
Amendment Flag	false