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  3. Luna vs P4

Harman-Kardon Luna vs Polaroid P4

What Luna does better (3) and where P4 wins (1) — every spec side by side.

Harman-Kardon Luna
Harman-Kardon · 2023Luna
7.0Score
3 advantages≈ $130
Higher score
vs
Polaroid P4
Polaroid · 2022P4
1 advantage≈ $140
5.0Battery5.0
Dimensions

Size comparison

LunaP4
210 × 7880395 × 322140
LunaP4Difference
Height78 mm322 mm−244 mm
Width210 mm395 mm−185 mm
Depth80 mm140 mm−60 mm
Weight1,100 g2,690 g−1,590 g

Drawn to the same scale from the official dimensions (front and side).

Why is Luna better than P4?

  1. Weight1,100 g vs 2,690 g2.4×
  2. Charging time2.5 h vs 7 h2.8×
  3. Bluetooth version5.3 vs 5+6%

Why is P4 better than Luna?

  1. Battery life12 h vs 15 h+25%
Specifications

Side by side

Polaroid P4Polaroid P4≈ $140
Sound
Speaker channels—1.0
Channel count—1
Lowest frequency—60 Hz
Highest frequency—20,000 Hz
Stereo—No
Battery & charging
Battery life12 h15 h
Battery capacity—4,000 mAh
Charging time2.5 h7 h
Mains poweredNoNo
Battery powered (portable)YesYes
Connectivity
WirelessYesYes
Bluetooth version5.35
Bluetooth codecsSBCSBC
Hi-res codec (LDAC / aptX HD / LHDC)NoNo
aptXNoNo
LDACNoNo
NFC pairing—Yes
USB-CYesYes
3.5 mm jack / AUX—Yes
Smart & streaming
Companion app—Yes
Design & build
Weight1,100 g2,690 g
Width210 mm395 mm
Height78 mm322 mm
Depth80 mm140 mm
Protection ratingIP67—
Water resistance (IPx)IPx7—
Dust protection (IP)6—
Features
Party / stereo pairing—Yes
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