Game Kiddy
Bubble
56
HR Rating
54
User Rating
Bubble / RG-503
Verdict
RG-503 has the strongest overall profile in this Bubble vs RG-503 comparison. RG-503 leads the summary view with HR rating 65 and user rating 73. Its clearest measurable advantages are screen size (4.95 vs 3.5). Bubble is the lower-priced option at $89, while RG-503 comes in at $110. For emulation, travel, and long sessions, weigh those score gaps against battery, screen, storage, and price rather than picking on raw ranking alone.
Ranking Breakdown
Field
BubbleGame Kiddy
RG-503ANBERNIC
The VersusComparable numbers · ▲ marks the winner
Price
$89
$110
HR Rating
56
65
User Rating
54
73
Release Year
2024
2022
Screen Size (Inches)
3.5
4.95
The SpreadCategory scores · ▲ marks the leader
Battery Life
73
72
Brightness
61
61
Controls
67
68
Durability
69
70
Ease Of Use
61
62
Ergonomics
67
68
Haptics
45
47
Hardware
60
62
OS Support
57
59
Performance
58
50
Portability
67
66
Screen Quality
53
55
Software
62
63
Speakers
52
53
Value
61
60
The FactsNo winners here — just what each device is
Architecture
ARM
ARM
Aspect Ratio
4:3
16:9
Battery
4000 mAh
3500 mAh
Connectivity
Wi-Fi
Wi-Fi 5, Bluetooth 4.2, USB-C OTG
CPU
Cortex-A55
Cortex-A55
Form Factor
Horizontal
Horizontal
GPU
Mali-G52 2EE
Mali-G52 2EE
Make
GKD
ANBERNIC
Model
Bubble
RG503
OS
Linux
Linux ArkOS, JELOS, Retro Arena
RAM Size
<1 GB
<1 GB
RAM Type
LPDDR4
LPDDR4
Best Resolution for Retro Gaming
640 x 480
960 x 544
Screen Type
IPS
OLED
Storage
Dual External MicroSD
Dual External MicroSD
System on a Chip (SoC)
Rockchip RK3566
Rockchip RK3566
Touch Screen
False
False
Video Output
Micro HDMI, Top facing
Mini HDMI, Top facing
Where to buy
Device
Price
Storefronts
Availability
Bubble
$89
Not carried
RG-503
$110
Not carried
What owners say
Overall user rating
Bubble54/100 · 10
RG-50373/100 · 10
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BubbleRG-503
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