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RG-503 / Smart Pro S

Verdict

RG-503 has the strongest overall profile in this RG-503 vs Smart Pro S comparison. RG-503 leads the summary view with HR rating 65 and user rating 73. Smart Pro S is the lower-priced option at USD 109, while RG-503 comes in at USD 110. For emulation, travel, and daily handheld use, weigh the score gap against price, library fit, ergonomics, and owner feedback.

ANBERNIC
RG-503
RG-503
65
HR Rating
73
User Rating
TRIMUI
Smart Pro S
Smart Pro S
63
HR Rating
75
User Rating
Specs

Ranking Breakdown

Field
RG-503ANBERNIC
Smart Pro STRIMUI
The VersusComparable numbers · ▲ marks the winner
Price
USD 110
USD 109
HR Rating
65
63
User Rating
73
75
Release Year
2022
2025
Screen Size (Inches)
4.95
4.96
The SpreadCategory scores · ▲ marks the leader
Battery Life
72
70
Brightness
61
68
Controls
68
62
Durability
70
61
Ease Of Use
62
61
Ergonomics
68
50
Haptics
47
50
Hardware
62
61
OS Support
59
58
Performance
50
69
Portability
66
79
Screen Quality
55
75
Software
63
53
Speakers
53
51
Value
60
77
The FactsNo winners here — just what each device is
Architecture
ARM
ARM
Aspect Ratio
16:9
16:9
Battery
3500 mAh
5000mAh
Connectivity
WiFi 5, Bluetooth 4.2, USB-C OTG
WiFi 6, Bluetooth 5.4, USB-C x2, 3.5mm jack, microSD card slot
CPU
Cortex-A55
Allwinner A523
Form Factor
Horizontal
Horizontal
GPU
Mali-G52 2EE
Mali-G57 MC1
Make
ANBERNIC
TRIMUI
Model
RG-503
Smart Pro S
OS
Linux ArkOS, JELOS, Retro Arena
Linux
RAM Size
<1 GB
1 GB
RAM Type
LPDDR4
LPDDR4X
Best Resolution for Retro Gaming
960 × 544
1280 x 720
Screen Type
OLED
IPS, 60 Hz
Storage
Dual External MicroSD
Internal 8 GB eMMC, External MicroSD
System on a Chip (SoC)
RockChip RK3566
Allwinner A523
Touch Screen
false
false
Video Output
Mini HDMI Top facing
None
average price
—
—
dimensions
—
187.4 x 79.8 x 17.2 mm
weight
—
225 g
Pricing Snapshot

Where to buy

Device
Price
Storefronts
Availability
RG-503
USD 110
Not carried
Smart Pro S
USD 109
Not carried
Community Pulse

What owners say

Overall user rating

RG-503
73/100 · 10
Smart Pro S
75/100 · 10

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