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AV Receivers · Head to head

Marantz CINEMA 40 vs Denon X4800H

Corporate siblings at the 9.4 tier — which should you buy?

The short answer

On every field we record these are the same receiver: 125W under an identical strict context, identical 9.4/4-sub/XT32 platform, identical HDMI complement. Buy on price, looks, and ecosystem — the Marantz CINEMA 40's only recorded extras are its three stated triggers and Roon Tested badge, and we say so instead of inventing a bigger story.

As tracked by Home Theater Builder: the Marantz CINEMA 40 tracks at $3,800; the Denon AVR-X4800H at $2,799. How we verify this data →

Same parent company, same platform generation, and — uniquely in our catalog — the same curated power rating to the watt under the same context. This page is honest about what that leaves to decide.

Marantz CINEMA 40MFR-VERIFIED
Marantz
$3,800
As tracked in our catalog
Full specs & where to buy →
Denon AVR-X4800HMFR-VERIFIED
Denon
$2,799
As tracked in our catalog
Full specs & where to buy →

Specifications · side by side · per-field provenance

● SOURCE-TRACKED
SpecMarantz CINEMA 40Denon AVR-X4800H
Price$3,800$2,799
BrandMarantzDenon
Channel Config9.49.4
Main Channels99
Processing Channels1111
Sub Pre Outs44
Zone 2 CapableYesnot stated
Zone 3 CapableYesnot stated
Watts Per Channel 8ohm125125
THD Percent0.050.05
Power Measurement Channels Driventwo channels driventwo channels driven
Impedance Range4 – 16 Ω/ohms4 – 16 Ω/ohms
Impedance Min Ohms44
Impedance Max Ohms1616
Dolby AtmosYesYes
Dts XYesYes
Auro 3dYesYes
Imax EnhancedYesYes
Room Correction SystemAudyssey MultEQ XT32Audyssey MultEQ XT32
Measurement Mic IncludedYesYes
HDMI Inputs77
HDMI Outputs33
HDMI Max Bandwidth Gbps4040
HDMI Earc Port Count11
Max Passthrough Resolution8K 60not stated
HDR SupportHDR10, HLG, Dolby Vision, HDR10+, Dynamic HDRHDR10, Dolby Vision, HLG, HDR10+, Dynamic HDR
ALLM SupportYesYes
Phono InputYesYes
WifiYesnot stated
BluetoothYesnot stated
Airplay2Yesnot stated
HeosYesYes
Ip ControlYesnot stated
Streaming ServicesSpotify Connect, TuneIn, Pandora, Amazon Music HD, Deezernot stated
Trigger Outputs Count3not stated
Form Factorfull sizenot stated
Width Inches17.317.1
Height Inches6.56.6
Depth Inches15.814.9
Weight Lbs32.429.1
Power Consumption W710710
VRR Passthroughnot statedYes
Shaded rows differ · green dot = lab-measured · amber = manufacturer-verified · blue = retailer/community-reported · grey = estimated · “not stated” means exactly that

Reading the numbers honestly

Both are rated 125W at 8Ω, two channels driven, 0.05% THD — identical value, identical context, a 0.0 dB difference. Both are 9.4 designs with eleven-channel processing, four independent subwoofer pre-outs, Audyssey MultEQ XT32, seven HDMI inputs, three outputs, a stated 4–16Ω rating, and stated Auro-3D and IMAX Enhanced. The one stated asymmetry we record: the Marantz states three trigger outputs and Roon Tested certification; the Denon's trigger count is unstated in our data. Marantz's HDAM circuit topology and industrial design are real, but they live outside our recorded fields.

Compatibility · computed, not written

Checked against a bookshelf that dips to a stated 3.5Ω like the KEF LS50 Meta: KEF LS50 Meta

Can the Marantz CINEMA 40 drive the KEF LS50 Meta?

Marantz CINEMA 40 states a 4Ω-minimum rating; the KEF LS50 Meta dips to a stated 3.5Ω minimum, a little below that floor. Most receivers handle a marginal dip at normal volumes — it's worth watching only at very high output on an entry-level unit.

Can the Denon AVR-X4800H drive the KEF LS50 Meta?

Denon AVR-X4800H states a 4Ω-minimum rating; the KEF LS50 Meta dips to a stated 3.5Ω minimum, a little below that floor. Most receivers handle a marginal dip at normal volumes — it's worth watching only at very high output on an entry-level unit.

Computed from the catalog's normalized fields — the same fields the builder's compatibility engine reads. A missing field reads as "can't check", never as a pass.
Check either one against your own build →

Gaming & connectivity · answered from the spec sheets

Can the Marantz CINEMA 40 and Denon AVR-X4800H pass 4K/120 through?

The Marantz CINEMA 40 states 40 Gbps HDMI bandwidth — enough for full 4K/120; the Denon AVR-X4800H states 40 Gbps HDMI bandwidth — enough for full 4K/120.

The verdict

On every field we record these are the same receiver: 125W under an identical strict context, identical 9.4/4-sub/XT32 platform, identical HDMI complement. Buy on price, looks, and ecosystem — the Marantz CINEMA 40's only recorded extras are its three stated triggers and Roon Tested badge, and we say so instead of inventing a bigger story.

Spec-per-dollarEitherA 0.0 dB power difference and full platform parity — let the live prices above decide.
Custom-install racks / RoonMarantz CINEMA 403 stated trigger outputs and Roon Tested certification; the Denon's trigger count is unstated.
Brand voicing and faceplateEitherThe genuine Marantz-vs-Denon differences aren't in any field we record — we won't score vibes.

What our normalized data adds

NOT ON THE SPEC SHEETS
  • A unique 0.0 dB comparison: both carry a curated 125W rating at the IDENTICAL 8Ω / two-channel / 0.05% THD context — the only same-watt, same-context pair at this tier in our catalog.
  • Field-by-field platform parity: 9.4, 11-channel processing, 4 independent sub outs, XT32, 7-in/3-out HDMI, 4–16Ω rating, Auro-3D, IMAX Enhanced — all stated on both.
  • The recorded asymmetry is small and honest: Marantz states 3 trigger outputs and Roon Tested; the Denon's trigger count is unstated in our data.
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